HY

Hiroshi Yamakawa

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
TO Tosoh: 6 patents #89 of 1,042Top 9%
Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
AC Asahi Glass Co.: 5 patents #403 of 2,251Top 20%
AB Asahi Breweries: 3 patents #9 of 116Top 8%
TC Torii & Co.: 3 patents #12 of 33Top 40%
SI Seiko Instruments: 2 patents #605 of 1,437Top 45%
HC Hitachi Software Engineering Co.: 2 patents #91 of 502Top 20%
AG Agc: 2 patents #337 of 954Top 40%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
MI Mitutoyo: 1 patents #455 of 721Top 65%
📍 Chiyoda, JP: #49 of 1,712 inventorsTop 3%
Overall (All Time): #69,403 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
6240746 Glass plate bending method and apparatus Kenji Maeda, Toshimi Yajima, Katsuki Saito, Yasuichi Ueno, Masaaki Konishi 2001-06-05
6111405 Nondestructive method of quantitatively evaluating degree of plasticity of steel material Noboru Ishikawa, Kazuo Chinone, Satoshi Nakayama, Akikazu Odawara 2000-08-29
5982172 Method of detecting plastic deformation in steel using a differential type magnetic field sensor Noboru Ishikawa, Kazuo Chinone, Satoshi Nakayama, Akikazu Odawara 1999-11-09
5958415 Protein allergen of Derf II and composition Toshifumi Yuuki, Yasushi Okumura 1999-09-28
5945601 Acceleration sensor with temperature resistor elements Takashi Hosoi, Satoshi Hiyama, Sukeyuju Shinotuka, Mizuho Doi, Nariaki Kuriyama +3 more 1999-08-31
5876722 DNA encoding Derf II, the major mite allergen, host cells containing such DNA and methods for producing Derf II Toshifumi Yuuki, Yasushi Okumura 1999-03-02
5811495 Esteramide copolymers and production thereof Isamu Kirikihira, Yuji Kubo 1998-09-22
5798099 DNA encoding Derf II, the major mite allergen, host cells containing such DNA and method for producing Derf II Toshifumi Yuuki, Yasushi Okumura 1998-08-25
5796630 Protective relay system provided with difference and addition filters Takafumi Maeda, Fumio Andow, Mitsuru Yamaura, Yasuhiro Kurosawa 1998-08-18
5786744 Hybrid sensor Tomoyuki Nishio, Satoshi Hiyama, Mizuho Doi, Nobuhiro Fueki 1998-07-28
5760143 Ester-amide block copolymer and process for producing same Yuji Kubo, Isamu Kirikihira, Shinji Shimosato 1998-06-02
5719333 Acceleration sensor Takashi Hosoi, Satoshi Hiyama, Sukeyuju Shinotuka, Mizuho Doi, Nariaki Kuriyama +3 more 1998-02-17
5641903 Gas rate sensor for detecting horizontal angular velocity Sukeyuki Shinotuka, Takashi Hosoi 1997-06-24
5579442 Adaptive kinematic control apparatus Takashi Kimoto, Daiki Masumoto, Shigemi Nagata 1996-11-26
5498943 Feedback control device Takashi Kimoto, Daiki Masumoto, Shigemi Nagata 1996-03-12
5420810 Adaptive input/output apparatus using selected sample data according to evaluation quantity Daiki Masumoto, Takashi Kimoto, Shigemi Nagata 1995-05-30
5385046 Gas flow type angular velocity sensor Masayuki Ikegami, Tsuyoshi Hano 1995-01-31
5089601 Chloroprene polymer Shinji Ozoe 1992-02-18