YH

Yoshitaka Hayashi

Ricoh Company: 18 patents #1,197 of 9,818Top 15%
DE Denso: 5 patents #2,617 of 11,792Top 25%
Nsk: 4 patents #376 of 1,559Top 25%
NC Nippon Seiko Co.: 4 patents #28 of 315Top 9%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
KS Kabushiki Kaisha Strawberry: 2 patents #3 of 11Top 30%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
NK Nsk-Warner K.K.: 1 patents #110 of 206Top 55%
NC Nippon Paint Marine Coatings Co.: 1 patents #12 of 25Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
📍 Amuru, UG: #11 of 499 inventorsTop 3%
Overall (All Time): #82,971 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
6152605 Ball bearing Hiromichi Takemura, Kazuo Sekino, Nobuaki Mitamura, Yasuo Murakami, Hiroshi Suzuki 2000-11-28
6127016 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Makoto Harigaya, Yoshiyuki Kageyama +2 more 2000-10-03
6101488 Intelligent information program generation and retrieval system Keiichi Oketani, Shunji Matsumoto, Yutaka Miyahara 2000-08-08
5900336 Negative electrode for lithium secondary battery and lithium secondary battery using the negative electrode Toshiyuki Kabata, Yoshiko Kurosawa, Toshiyuki Ohsawa, Nobuo Katagiri, Okitoshi Kimura +4 more 1999-05-04
5885733 Non-aqueous secondary lithium battery Toshiyuki Ohsawa, Toshiyuki Kabata, Yoshiko Kurosawa, Okitoshi Kimura, Toshishige Fujii +1 more 1999-03-23
5882493 Heat treated and sintered sputtering target Hiroko Iwasaki, Yoshiyuki Kageyama, Makoto Harigaya, Masaetsu Takahashi, Hiroshi Deguchi +2 more 1999-03-16
5785828 Sputtering target for producing optical recording medium Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Makoto Harigaya, Yoshiyuki Kageyama +2 more 1998-07-28
5135893 Carbonaceous ceramic composite for use in contact with molten nonferrous metal Shoji Dohi, Akio Nakashiba, Kengo Hamada, Shigenobu Yurugi, Hiroshi Sano +4 more 1992-08-04
5018384 Rotational speed detector Hayato Ohmi 1991-05-28
4915199 Rotary member supporting apparatus 1990-04-10
4913276 Clutch releasing apparatus Toshiharu Honda 1990-04-03
4795278 Bearing assembly 1989-01-03
4783180 Bearing assembly for vehicle 1988-11-08
4545537 Shredder with increased reversed unlocking torque Masahiro Kimura, Ryohei Yoshida 1985-10-08