Inventor
BYRAM DAVID C
28 patents
⚠️ This page may combine multiple inventors who share the name “BYRAM DAVID C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINNESOTA MINING & MFG
18 patentsUS5481763AJan 9, 1996
Molded head harness
MINNESOTA MINING & MFG271 citations99
US5394568AMar 7, 1995
Molded head harness
MINNESOTA MINING & MFG269 citations99
USD378610SMar 25, 1997
Full face respirator
MINNESOTA MINING & MFG131 citations98
US6119692ASep 19, 2000
Convenient "drop-down" respirator
MINNESOTA MINING & MFG33 citations96
US5464010ANov 7, 1995
Convenient "drop-down" respirator harness structure and method of use
MINNESOTA MINING & MFG68 citations96
US5425701AJun 20, 1995
Orthopedic brace having width adjusting vamp
MINNESOTA MINING & MFG174 citations95
USD347298SMay 24, 1994
Valve cover
MINNESOTA MINING & MFG31 citations92
US4834083AMay 30, 1989
Aerosol device
MINNESOTA MINING & MFG80 citations92
US5271522ADec 21, 1993
Individual bandage dispenser
MINNESOTA MINING & MFG41 citations90
USD347299SMay 24, 1994
Valve cover
MINNESOTA MINING & MFG30 citations89
USD334057SMar 16, 1993
Aerosol actuator
MINNESOTA MINING & MFG12 citations74
USD245584SAug 30, 1977
Radiation detector
MINNESOTA MINING & MFG11 citations74
USD409744SMay 11, 1999
Full face respirator lens
MINNESOTA MINING & MFG6 citations73
USD388872SJan 6, 1998
Full face respirator lens
MINNESOTA MINING & MFG12 citations73
USD311182SOct 9, 1990
Optical disk cartridge
MINNESOTA MINING & MFG15 citations72
USD407115SMar 23, 1999
Tape dispenser
MINNESOTA MINING & MFG11 citations70
US4194636AMar 25, 1980
Bracket assembly
MINNESOTA MINING & MFG20 citations67
USD411215SJun 22, 1999
Disposable hand held verifier
MINNESOTA MINING & MFG3 citations63
3M INNOVATIVE PROPERTIES CO
7 patentsUS6457473B1Oct 1, 2002
Drop-down face mask assembly
3M INNOVATIVE PROPERTIES CO218 citations99
US6062221AMay 16, 2000
Drop-down face mask assembly
3M INNOVATIVE PROPERTIES CO173 citations99
US6715490B2Apr 6, 2004
Convenient “drop-down” respirator
3M INNOVATIVE PROPERTIES CO36 citations96
US6591837B1Jul 15, 2003
Convenient “drop-down” respirator
3M INNOVATIVE PROPERTIES CO72 citations96
USD426298SJun 6, 2000
Full-face respirator lens
3M INNOVATIVE PROPERTIES CO16 citations83
USD421299SFeb 29, 2000
Carriage for drop-down mask assembly
3M INNOVATIVE PROPERTIES CO9 citations74
USD421801SMar 21, 2000
Carriage for drop-down mask assembly
3M INNOVATIVE PROPERTIES CO3 citations63