YH

Yutaka Hirai

Canon: 80 patents #233 of 19,416Top 2%
MI Mitsui Toatsu Chemicals, Incorporated: 3 patents #456 of 1,543Top 30%
Overall (All Time): #21,246 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 1–25 of 83 patents

Patent #TitleCo-InventorsDate
6077718 Method for forming deposited film Katsuji Takasu, Hisanori Tsuda, Masafumi Sano 2000-06-20
5966787 Process for producing a probe-driving mechanism Masaru Nakayama, Takayuki Yagi, Yuji Kasanuki, Keisuke Yamamoto, Yasuhiro Shimada +1 more 1999-10-19
5846320 Method for forming crystal and crystal article obtained by said method Jinsho Matsuyama, Masao Ueki, Akira Sakai 1998-12-08
5769950 Device for forming deposited film Katsuji Takasu, Hisanori Tsuda, Masafumi Sano 1998-06-23
5756250 Electrophotographic method using a cleaning blade to remove residual toner Toshiyuki Komatsu, Katsumi Nakagawa, Teruo Misumi, Tadaji Fukuda 1998-05-26
5753936 Image forming member for electrophotography Toshiyuki Komatsu, Katsumi Nakagawa, Tadaji Fukuda 1998-05-19
5658703 Electrophotographic photosensitive member and process for production thereof Toshiyuki Komatsu, Katsumi Nakagawa, Teruo Misumi, Tadaji Fukuda 1997-08-19
5640663 Electrophotographic method using a cleaning blade to remove residual toner Toshiyuki Komatsu, Katsumi Nakagawa, Teruo Misumi, Tadaji Fukuda 1997-06-17
5593497 Method for forming a deposited film Jinsho Matsuyama, Masao Ueki, Akira Sakai 1997-01-14
5591492 Process for forming and etching a film to effect specific crystal growth from activated species Jinsho Matsuyama, Shigeru Shirai 1997-01-07
5585149 CVD method for forming a photoconductive hydrogenated a-Si layer Toshiyuki Komatsu, Katsumi Nakagawa, Teruo Misumi, Tadaji Fukuda 1996-12-17
5576060 CVD process of forming hydrogenated a-Si films Toshiyuki Komatsu, Katsumi Nakagawa 1996-11-19
5573884 Image-forming member for electrophotography Toshiyuki Komatsu, Katsumi Nakagawa, Tadaji Fukuda 1996-11-12
5554851 Parallel plane holding mechanism and apparatus using such a mechanism Osamu Takamatsu, Katsunori Hatanaka, Masaru Nakayama, Hiroyasu Nose, Takayuki Yagi +1 more 1996-09-10
5506829 Cantilever probe and apparatus using the same Takayuki Yagi, Osamu Takamatsu, Masaru Nakayama, Yuji Kasanuki, Yasuhiro Shimada +2 more 1996-04-09
RE35198 Image forming member for electrophotography Katsumi Nakagawa, Toshiyuki Komatsu, Teruo Misumi, Tadaji Fukuda 1996-04-02
5485020 Semiconductor device including a thin film transistor and a wiring portion having the same layered structure as and being integral with a source region or drain region of the transistor Yoshiyuki Osada, Takashi Nakagiri, Katsunori Hatanaka 1996-01-16
5357108 Cantilever type displacement element, and scanning tunneling microscope or information processing apparatus using same Yoshio Suzuki, Osamu Takamatsu, Masaru Nakayama, Takayuki Yagi, Yuji Kasanuki +2 more 1994-10-18
5349858 Angular acceleration sensor Takayuki Yagi, Osamu Takamatsu, Masaru Nakayama, Hiroyasu Nose, Katsuhiko Shinjo +1 more 1994-09-27
5321685 Cantilever type probe, scanning tunnel microscope and information processing apparatus using the same Hiroyasu Nose, Kunihiro Sakai, Toshimitsu Kawase, Toshihiko Miyazaki, Katsuhiko Shinjo +5 more 1994-06-14
5317152 Cantilever type probe, and scanning tunnel microscope and information processing apparatus employing the same Osamu Takamatsu, Masaru Nakayama, Takayuki Yagi, Yuji Kasanuki, Yasuhiro Shimada 1994-05-31
5285097 Semiconductor sensor of electrostatic capacitance type 1994-02-08
5273919 Method of producing a thin film field effect transistor Masafumi Sano, Katsuji Takasu, Hisanori Tsuda 1993-12-28
5268571 Micro-displacement element, and scanning tunneling microscope and information processing apparatus using same Keisuke Yamamoto, Masaru Nakayama, Takayuki Yagi, Yuji Kasanuki, Yoshio Suzuki 1993-12-07
5261961 Device for forming deposited film Katsuji Takasu, Hisanori Tsuda, Masafumi Sano 1993-11-16