HT

Hiroyuki Takahashi

PE Pentax: 6 patents #10 of 186Top 6%
NE Nec: 2 patents #60 of 1,007Top 6%
Ricoh Company: 1 patents #176 of 604Top 30%
Rohm Co.: 1 patents #58 of 173Top 35%
SO Sony: 1 patents #281 of 1,124Top 25%
Pioneer Electronic: 1 patents #72 of 290Top 25%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #1 of 16Top 7%
📍 Yamanashi, MA: #1 of 1 inventorsTop 100%
Overall (1994): #157 of 165,921Top 1%
13
Patents 1994

Issued Patents 1994

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
5367354 Motor driven lens and camera system Masahiro Kawasaki, Yoshinari Tanimura 1994-11-22
5363165 Power zoom lens and camera system Masahiro Kawasaki, Yoshinari Tanimura 1994-11-08
5355192 Automatic focusing apparatus Masahiro Kawasaki, Shigeru Iwamoto 1994-10-11
5352882 Focus adjusting device for zoom lens assembly Masakazu Koyanagi, Tatsuo Fujikawa 1994-10-04
5349409 Photographing lens Masahiro Kawasaki, Shigeru Iwamoto 1994-09-20
5347333 Lens-driving device for camera 1994-09-13
5347372 Image scanning and processing apparatus with error checking Wataru Nara, Yasushi Kamo, Toshiyuki Aihara, Seiji Tsuchiko 1994-09-13
5339302 RF signal-compensated system for reading an optical disc player with an absolute time detector Shinichi Nagahara 1994-08-16
5331367 Camera system having power zoom lens Masahiro Kawasaki, Yoshinari Tanimura 1994-07-19
5315345 Power zoom lens and camera system having same Masahiro Kawasaki, Yoshinari Tanimura 1994-05-24
5305264 Static type random access memory device equipped with variable load circuits for digit line pairs 1994-04-19
5295619 Method and apparatus for performing wire bonding by using solder wire Shinichi Fujino, Kazuhiro Sakamoto, Tomoyasu Hirano 1994-03-22
5282168 Random access memory device having high-speed sense amplifier circuit implemented by bipolar transistors 1994-01-25