HK

Hiroyuki Kataoka

FI Fujifilm Business Innovation: 23 patents #300 of 5,238Top 6%
Canon: 22 patents #2,832 of 19,416Top 15%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
OK Osaka Yuki Kagaku Kogyo Kabushiki Kaisha: 4 patents #2 of 31Top 7%
FL Fujitsu Component Limited: 3 patents #142 of 281Top 55%
HG HGST: 2 patents #144 of 483Top 30%
SC Screen Holdings Co.: 2 patents #326 of 686Top 50%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
MC Matsutani Chemical Industry Co.: 1 patents #27 of 65Top 45%
SU Subaru: 1 patents #677 of 1,436Top 50%
📍 Tokyo, CA: #124 of 583 inventorsTop 25%
Overall (All Time): #30,103 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 26–50 of 69 patents

Patent #TitleCo-InventorsDate
5122828 Camera Ryuichi Kobayashi 1992-06-16
5113210 Camera with power zoom function and interchangeable lens with power zoom function Ritsuo Kashiyama 1992-05-12
5093410 Method for production of inclusion water for hardening gypsum, method for production of shaped article of gypsum, and shaped article of gypsum Taiji Kambayashi, Hideyuki Mekata, Chuzo Kato 1992-03-03
5041475 Method for production of inclusion water for hardening gypsum, method for production of shaped article of gypsum, and shaped article of gypsum Taiji Kambayashi, Hideyuki Mekata, Chuzo Kato 1991-08-20
4988390 Method for production of inclusion water for hardening gypsum, method for production of shaped article of gypsum, and shaped article of gypsum Taiji Kambayashi, Hideyuki Mekata, Chuzo Kato 1991-01-29
4950548 Magnetic recording medium and method of producing same Kenji Furusawa, Katsuo Abe, Tokuho Takagaki, Yoshihiro Shiroishi, Norikazu Tsumita 1990-08-21
4881013 Flash photographic apparatus Tosiyuki Kumakura 1989-11-14
4845522 Data communication system for camera system 1989-07-04
4808811 Light integrating circuit for use in a light measuring device which is accurate for both low and high light values Tosiyuki Kumakura, Kouichi Ohmori 1989-02-28
4806963 Aperture decision system for flash photographing Ryuichi Kobayashi, Yoshihito Harada, Masaharu Kawamura, Toshiyuki Kumakura 1989-02-21
4735987 Method for manufacture of high-expansion type absorbent polymer Yasuhiro Morita, Takanori Iwamoto, Taiji Kambayashi, Shigeaki Matsumoto, Chuzo Kato 1988-04-05
4717934 Camera system Ryuichi Kobayashi, Yoshihito Harada, Masaharu Kawamura, Toshiyuki Kumakura 1988-01-05
4657367 Electronic flash apparatus 1987-04-14
4625151 Flash device with back-up capacitor voltage supply 1986-11-25
4615599 Flash photographing system Masanori Yamada, Nobuyuki Suzuki 1986-10-07
4610525 Electronic flash device Masaaki Yoshida 1986-09-09
4604696 Document issuing apparatus for printing a set of transaction control slips for each of many transactions Saburo Suganuma 1986-08-05
4597660 High speed copying machine Svay Leng, Saburo Suganuma 1986-07-01
4593324 Image data storing device Tetsuo Ohkubo 1986-06-03
4572644 Computer type electronic flash device Masanori Yamada, Nobuyuki Suzuki 1986-02-25
4569580 Flash photographing system Masanori Yamada, Nobuyuki Suzuki 1986-02-11
4563071 Correct exposure annunciator circuit 1986-01-07
4559644 Image processing apparatus and method for recognizing only desired patterns Yoshio Arai 1985-12-17
4547057 Flash photographic apparatus 1985-10-15
4541703 Electronic flash photographic device Masanori Yamada, Nobuyuki Suzuki 1985-09-17