HH

Hiroshi Hara

Fujitsu Limited: 77 patents #88 of 24,456Top 1%
Sumitomo Electric Industries: 24 patents #740 of 21,551Top 4%
Canon: 10 patents #6,241 of 19,416Top 35%
TL Teijin Limited: 10 patents #87 of 1,631Top 6%
SI Sumitomo Electric Device Innovations: 7 patents #14 of 208Top 7%
KS Kabushikikaisha Matsui Seisakusho: 5 patents #5 of 40Top 15%
TC Taiyo Yuden Co.: 4 patents #318 of 959Top 35%
MS Mitsubishi Heavy Industries Machinery Systems: 3 patents #32 of 158Top 25%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
SO Sony: 2 patents #12,963 of 25,231Top 55%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
ED Eudyna Devices: 2 patents #19 of 80Top 25%
EC Epoch Company: 2 patents #14 of 44Top 35%
NC Nippon Electric Co.: 2 patents #117 of 792Top 15%
UF US Air Force: 1 patents #6,190 of 16,312Top 40%
MS Mitsubishi Heavy Industries Mechatronics Systems: 1 patents #24 of 39Top 65%
CL Clariant Finance (Bvi) Limited: 1 patents #235 of 535Top 45%
FA Fancl: 1 patents #16 of 41Top 40%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
IL Ichiko Industries Limited: 1 patents #4 of 10Top 40%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
JM J-Oil Mills: 1 patents #22 of 66Top 35%
JT Japan Tobacco: 1 patents #582 of 1,187Top 50%
AD Adeka: 1 patents #257 of 499Top 55%
NU National University Corporation Hokkaido University: 1 patents #278 of 825Top 35%
NE Nec: 1 patents #7,889 of 14,502Top 55%
TL Teijin Dupont Films Japan Limited: 1 patents #18 of 36Top 50%
TU Teikyo University: 1 patents #12 of 41Top 30%
TK Terumo Kabushiki Kaisha: 1 patents #888 of 1,558Top 60%
📍 Osaka, CA: #9 of 107 inventorsTop 9%
Overall (All Time): #5,148 of 4,157,543Top 1%
164
Patents All Time

Issued Patents All Time

Showing 101–125 of 164 patents

Patent #TitleCo-InventorsDate
4801961 Image forming apparatus Hiroyuki Hirai 1989-01-31
4795251 Album type slide suspension device 1989-01-03
4775613 Heat-developable light-sensitive material Hiroyuki Hirai, Ken Kawata 1988-10-04
4764458 Heat developable light-sensitive material Hiroyuki Hirai, Ken Kawata 1988-08-16
4752797 Photographic camera Jiro Sekine, Hiroshi Komatsuzaki, Nobuyuki Kameyama 1988-06-21
H456 Thermodevelopable silver halide photographic material and process for Noboru Ohta, Tsuneo Suzuki 1988-04-05
4732846 Heat-developable light-sensitive material Toshiaki Aono, Masatoshi Kato 1988-03-22
4728600 Heat-developable light-sensitive material Toshiaki Aono 1988-03-01
4713319 Heat developable photosensitive material Toshiaki Aono 1987-12-15
4639407 Heat-developable light-sensitive material used in silver salt transfers Toshiaki Aono 1987-01-27
4612642 Operation of transversely excited N.sub.2 O lasers Wayne Whitney 1986-09-16
4610522 Mode change-over device for pre-winding type camera Takashi Tobioka, Tetuo Nishizawa, Minoru Ishiguro, Toshio Yoshida, Masanoshin Komori +2 more 1986-09-09
H98 Heat-developable color photographic material Yoshiharu Yabuki, Kozo Sato, Shinsaku Fujita, Koichi Koyama, Hideki Naito 1986-08-05
4603103 Heat-developable light-sensitive materials Hiroyuki Hirai, Kozo Sato 1986-07-29
4597018 Imagewise information processing method and apparatus Hiraku Sonobe 1986-06-24
4586801 Mode changing mechanism for pre-winding type photographic camera Tetuo Nishizawa, Seiji Asano, Minoru Ishiguro, Masanoshin Komori, Takashi Tobioka +1 more 1986-05-06
4555470 Heat-developable color photographic material with heat fusible compound Yukihiko Sakaguchi, Kozo Sato, Hideki Naito 1985-11-26
4530582 Exposure aperture frame construction for camera Takashi Tobioka, Takeshi Yoshino, Tetuo Nishikawa, Jiro Sekine 1985-07-23
4507380 Heat-developable color photographic material containing dye releasing couplers Hideki Naito, Kozo Sato, Yoshiharu Yabuki 1985-03-26
4505562 Film supporting apparatus for cameras Takashi Tobioka, Tetuo Nishizawa, Takeshi Yoshino 1985-03-19
4500626 Heat-developable color photographic material Hideki Naito, Toshiaki Aono, Kozo Sato, Shinsaku Fujita 1985-02-19
4500624 Heat-developable diffusion transfer color photographic material with microcapsules Toshiaki Aono, Hideki Naito 1985-02-19
4483914 Heat-developable color photographic material Hideki Naito, Kozo Sato 1984-11-20
4478927 Heat-developable color photographic materials Hideki Naito, Toshiaki Aono, Kozo Sato 1984-10-23
4474867 Heat-developable color photographic material Hideki Naito, Toshiaki Aono, Kozo Sato 1984-10-02