HI

Hiroshi Iwata

Sharp Kabushiki Kaisha: 134 patents #22 of 10,731Top 1%
WC West Electric Co.: 34 patents #1 of 78Top 2%
SC Sanyo Electric Co.: 17 patents #221 of 6,347Top 4%
Ricoh Company: 14 patents #1,578 of 9,818Top 20%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
NE Nec: 6 patents #2,374 of 14,502Top 20%
PE Pentax: 6 patents #247 of 761Top 35%
TC Toyoda Gosei Co.: 6 patents #376 of 2,296Top 20%
KC Keihin Ramtech Co.: 5 patents #1 of 7Top 15%
MM Mitsubishi Mining: 5 patents #132 of 2,247Top 6%
MC Mitsubishi Chemical: 4 patents #463 of 3,022Top 20%
NC Nippondenso Co.: 4 patents #582 of 3,479Top 20%
NK Nihon Denshizairyo Kabushiki Kaisha: 4 patents #3 of 21Top 15%
SH Shimadzu: 4 patents #448 of 2,007Top 25%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
NA Nanosys: 3 patents #60 of 152Top 40%
AN Anelva: 3 patents #57 of 280Top 25%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
BI Brother Industries: 2 patents #146 of 325Top 45%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
Nichia: 2 patents #761 of 1,531Top 50%
NI Nidec: 2 patents #402 of 976Top 45%
NE Nippon Telecommunication Engineering: 2 patents #4 of 12Top 35%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
OC Oji Paper Co.: 2 patents #101 of 423Top 25%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
TC Toshiba Electron Tubes & Devices Co.: 2 patents #29 of 66Top 45%
SC Sagawa Printing Co.: 1 patents #5 of 9Top 60%
JM Japan Electronic Materials: 1 patents #16 of 40Top 40%
IC Ichikawa Co.: 1 patents #43 of 59Top 75%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
AK Asashi Kogaku Kogyo Kabushiki Kaisha: 1 patents #2 of 11Top 20%
SO Sony: 1 patents #17,262 of 25,231Top 70%
FU Fujikura: 1 patents #788 of 1,407Top 60%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
📍 Kyoto, JP: #8 of 140 inventorsTop 6%
Overall (All Time): #1,411 of 4,157,543Top 1%
291
Patents All Time

Issued Patents All Time

Showing 276–291 of 291 patents

Patent #TitleCo-InventorsDate
4372657 Device for indicating photographic exposure conditions Tetsuo Yamaoka 1983-02-08
4371245 Photographing lens system with focus informing means Tsunemi Yoshino, Toshitsugu Kashihara, Akitoshi Morioka 1983-02-01
4364652 Automatic focusing camera Wataru Hasegawa 1982-12-21
4362370 Automatic film transport device Tsunemi Yoshino 1982-12-07
4352546 Camera selectively settable to either standard photographic mode or supertelephotographic mode Tetsuo Yamaoka, Akitoshi Morioka 1982-10-05
4341449 Camera capable of standard and close-up exposures Akitoshi Morioka 1982-07-27
4336985 Camera with macro-photographic system Tetsuo Yamaoka, Akitoshi Morioka 1982-06-29
4325621 Electronic flash device Tetsuo Yamaoka 1982-04-20
4310785 Electronic photographic flash apparatus 1982-01-12
4284336 Automatic focusing camera Wataru Hasegawa 1981-08-18
4280760 Flash camera Tetsuo Yamaoka, Hajime Mitsui 1981-07-28
4270853 Sound-recording instant-printing film and camera therefor Kotaro Hatada, Masaru Higuchi 1981-06-02
4252428 Radio-receiver-built-in flash camera Youichi Daimaru 1981-02-24
4235547 Photographic camera 1980-11-25
4229092 Distance indicator for camera 1980-10-21
4181581 Acrylonitrile block-copolymer composition Takeiji Ohtani, Seiichi Arakawa, Seiji Deguchi 1980-01-01