Inventor
KOYAMA KEIICHI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA KEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
14 patentsUSD369596SMay 7, 1996
Television set
SHARP KK78 citations96
USD357245SApr 11, 1995
Television set
SHARP KK81 citations96
USD351156SOct 4, 1994
Television set
SHARP KK77 citations96
USD373583SSep 10, 1996
Television set
SHARP KK79 citations95
USD415757SOct 26, 1999
Digital audio disk recorder
SHARP KK26 citations92
USD303523SSep 19, 1989
Portable computer
SHARP KK43 citations91
USD317777SJun 25, 1991
Electronic calculator
SHARP KK13 citations74
USD315572SMar 19, 1991
Electronic calculator with printer
SHARP KK11 citations74
USD315358SMar 12, 1991
Electronic calculator with printer
SHARP KK11 citations74
USD309626SJul 31, 1990
Electronic calculator
SHARP KK8 citations74
USD413107SAug 24, 1999
Electronic computer
SHARP KK13 citations73
USD318064SJul 9, 1991
Interface with printer for computer
SHARP KK2 citations63
USD310235SAug 28, 1990
Typewriter
SHARP KK2 citations63
USD303955SOct 10, 1989
Pocket computer
SHARP KK4 citations61