公开(公告)号：US11202982B2

公开(公告)日：2021-12-21

申请号：US16869338

申请日：2020-05-07

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Jonathan B. Arthur ,  Karl W. Bloedorn ,  Jayant Chakravarty ,  Gene B. Portelli ,  Dennis M. Glass ,  Michael A. Meis ,  Lyle L. Luppes ,  Daniel W. Hennen ,  Douglas D. Fletcher ,  Eric O. Hemberg ,  Oscar M. Hemberg

IPC: B01D46/00 ,  B01D46/52 ,  H04W4/38 ,  H04W4/33 ,  G01L19/08 ,  G01L13/00 ,  H04W4/80 ,  B01D46/44 ,  B01D46/42 ,  B01D46/10

Abstract: An air filter includes filter media, a sensor, and circuitry coupled to the sensor, the circuitry configured to receive data from the sensor representative of the condition of the filter media and wirelessly transmit such data. The data may be received by a device with a display to use the information to present an indication of the filter media condition to a user.

公开(公告)号：US20210346833A9

公开(公告)日：2021-11-11

申请号：US16869338

申请日：2020-05-07

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Jonathan B. Arthur ,  Karl W. Bloedorn ,  Jayant Chakravarty ,  Gene B. Portelli ,  Dennis M. Glass ,  Michael A. Meis ,  Lyle L. Luppes ,  Daniel W. Hennen ,  Douglas D. Fletcher ,  Eric O. Hemberg ,  Oscar M. Hemberg

IPC: B01D46/00 ,  B01D46/52 ,  H04W4/38 ,  H04W4/33 ,  G01L19/08 ,  G01L13/00 ,  H04W4/80 ,  B01D46/44 ,  B01D46/42 ,  B01D46/10

Abstract: An air filter includes filter media, a sensor, and circuitry coupled to the sensor, the circuitry configured to receive data from the sensor representative of the condition of the filter media and wirelessly transmit such data. The data may be received by a device with a display to use the information to present an indication of the filter media condition to a user.

公开(公告)号：US10172742B2

公开(公告)日：2019-01-08

申请号：US15548039

申请日：2016-01-27

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Douglas D. Fletcher ,  Oscar M. Hemberg ,  Eric O. Hemberg

IPC: A61F11/14 ,  H04R1/10 ,  H04R3/00

Abstract: A hearing protection device is provided. The hearing protection device can include a speaker to relay sounds, such as conversations, to the user of the hearing protection. The hearing protection device can be powered by a rechargeable battery pack or separately by standard batteries.

公开(公告)号：US20220088525A1

公开(公告)日：2022-03-24

申请号：US17544019

申请日：2021-12-07

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Jonathan B. Arthur ,  Karl W. Bloedorn ,  Jayant Chakravarty ,  Gene B. Portelli ,  Dennis M. Glass ,  Michael A. Meis ,  Lyle L. Luppes ,  Daniel W. Hennen ,  Douglas D. Fletcher ,  Eric O. Hemberg ,  Oscar M. Hemberg

IPC: B01D46/00 ,  B01D46/10 ,  B01D46/44 ,  B01D46/52 ,  H04W4/33 ,  H04W4/80 ,  B01D46/42 ,  G01L13/00 ,  G01L19/08 ,  H04W4/38

Abstract: An air filter includes filter media, a sensor, and circuitry coupled to the sensor, the circuitry configured to receive data from the sensor representative of the condition of the filter media and wirelessly transmit such data. The data may be received by a device with a display to use the information to present an indication of the filter media condition to a user.

公开(公告)号：US09628897B2

公开(公告)日：2017-04-18

申请号：US14524014

申请日：2014-10-27

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Douglas D. Fletcher ,  Oscar M. Hemberg ,  Eric O. Hemberg

IPC: A61F11/06 ,  H04R1/10 ,  G10K11/178 ,  A61F11/14

CPC classification number: H04R1/1083 ,  A61F11/14 ,  A61F2011/145 ,  G10K11/178 ,  G10K11/17823 ,  G10K11/17873 ,  G10K11/17885 ,  G10K2210/1081 ,  H04R5/04

Abstract: An hearing protection device is provided. The hearing protection device can include a speaker to relay sounds, such as conversations, to the user of the hearing protection. The hearing protection device can include an electronics package that can filter out undesirable sounds, such as to improve the user's ability to hear conversations around them while still protecting the user's ears.

公开(公告)号：USD766520S1

公开(公告)日：2016-09-13

申请号：US29521338

申请日：2015-03-23

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Designer： Douglas D. Fletcher ,  Nicolas A. Echeverri ,  Kelly R. Potter ,  Brenda M. Bonney ,  Jason T. Lunn ,  Garin G. Ipsen ,  Gregory G. Jager ,  Oscar M. Hemberg ,  Eric O. Hemberg

公开(公告)号：USD1029788S1

公开(公告)日：2024-06-04

申请号：US29805033

申请日：2021-08-24

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Designer： Douglas W. Fletcher ,  Jason T. Lunn ,  Gregory G. Jager ,  Jacob T. Lusson ,  Eric O. Hemberg

Abstract: FIG. 1 is a perspective view showing the new design for a voice masking headphone;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left view thereof;
FIG. 5 is a right view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The portions of the voice masking headphone in FIGS. 1-7 shown in broken lines adjacent the shaded areas represent the bounds of the claimed design while all other broken lines depict environment all broken lines form no part of the claimed design.

公开(公告)号：USD980542S1

公开(公告)日：2023-03-07

申请号：US29726028

申请日：2020-02-28

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Designer： Alonso M. Hernandez ,  Mario A. Davenport ,  Eric O. Hemberg

公开(公告)号：USD980541S1

公开(公告)日：2023-03-07

申请号：US29726027

申请日：2020-02-28

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Designer： Alonso M. Hernandez ,  Mario A. Davenport ,  Eric O. Hemberg

公开(公告)号：US20200030151A1

公开(公告)日：2020-01-30

申请号：US16337569

申请日：2017-09-21

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Oscar M. Hemberg ,  Eric O. Hemberg ,  Henrik M. Fransson ,  Gregory G. Jager ,  Douglas D. Fletcher

IPC: A61F11/14 ,  H04R1/10

Abstract: An electronic hearing protection device is provided. The electronic hearing protection device includes an amplifier and a speaker to relay sounds, such as conversations, to the user of the hearing protection. The hearing protection device provides adaptive gunshot recognition and suppression technology.