HT

Hiroyuki Takahashi

PE Pentax: 4 patents #15 of 186Top 9%
Ricoh Company: 2 patents #102 of 695Top 15%
Pioneer Electronic: 2 patents #20 of 253Top 8%
TO Toyota: 2 patents #48 of 540Top 9%
HE Hitachi Vlsi Engineering: 1 patents #17 of 136Top 15%
IC Idemitsu Petrochemical Co.: 1 patents #8 of 35Top 25%
AD Advantest: 1 patents #17 of 62Top 30%
NE Nec: 1 patents #225 of 1,182Top 20%
TC Toyoda Gosei Co.: 1 patents #24 of 139Top 20%
Canon: 1 patents #1,019 of 2,200Top 50%
NA Nachi-Fujikoshi: 1 patents #1 of 10Top 10%
Aisin Seiki Kabushiki Kaisha: 1 patents #29 of 169Top 20%
Brother Kogyo: 1 patents #54 of 185Top 30%
HI Hitachi: 1 patents #867 of 2,942Top 30%
📍 Yamanashi, MA: #1 of 2 inventorsTop 50%
Overall (1997): #99 of 185,788Top 1%
17
Patents 1997

Issued Patents 1997

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
5702123 Air bag apparatus for passenger seat Makoto Hamada, Hiromichi Fujishima, Masaaki Naito, Kazuya Sasaki, Jiro Tsuchiya +1 more 1997-12-30
5687127 Sense amplifier of semiconductor memory having an increased reading speed 1997-11-11
5680647 Motor driven zoom camera Tadayuki Kirigaya, Masahiro Nakata, Hideaki Tsuji, Tetsuo Hosokawa 1997-10-21
5664234 Camera system having power zoom lens Masahiro Kawasaki, Yoshinari Tanimura 1997-09-02
5658105 Splash guard for machine tool 1997-08-19
5654789 Motor driven zoom camera Tadayuki Kirigaya, Masahiro Nakata, Hideaki Tsuji, Tetsuo Hosokawa 1997-08-05
5642208 Image forming system Mitsuru Kurita, Toshiyuki Kitamura 1997-06-24
5621709 Tracking servo apparatus 1997-04-15
5617945 Device transfer mechanism for IC test handler Kenpei Suzuki 1997-04-08
5617173 Camera system having power zoom lens Masahiro Kawasaki, Yoshinari Tanimura 1997-04-01
5616520 Semiconductor integrated circuit device and fabrication method thereof Masahiko Nishiuma, Norio Nakazato, Chiyoshi Kamada, Motoo Suwa 1997-04-01
5599040 Bag for air bag system and manufacturing method thereof Makoto Hamada, Hiroyuki Kobayashi 1997-02-04
5598279 Document circulating apparatus with automatic deletion of data Rie Ishii, Masayuki Hayashi, Takeshi Yamakawa 1997-01-28
5597428 Method of sealing containers Tadahiro Matsumoto, Kouzaburo Matsuzawa 1997-01-28
5595852 Organosilicon compound, producing method thereof and toner and dry-type developer using the same Masakatsu Shimoda, Haruo Iimura, Fuyuhiko Matsumoto 1997-01-21
5592463 Apparatus for and method for determining optimum power for recording information on recordable optical disc Eiji Muramatsu, Akiyoshi Inoue, Shoji Taniguchi, Shigenori Murakami, Toshihiko Takishita 1997-01-07
5591065 Method of dressing honing wheels Sadao Mizuno, Akinori Hoshino, Akira Muraoka 1997-01-07