AE

Akira Egawa

SE Seiko Epson: 54 patents #171 of 7,774Top 3%
Canon: 43 patents #968 of 19,416Top 5%
FA Fanuc: 35 patents #54 of 1,735Top 4%
SI Seiko Instruments: 7 patents #233 of 1,437Top 20%
KS Komatsu Shisakusho: 4 patents #94 of 885Top 15%
Overall (All Time): #6,888 of 4,157,543Top 1%
143
Patents All Time

Issued Patents All Time

Showing 126–143 of 143 patents

Patent #TitleCo-InventorsDate
4876689 Output voltage detecting device in a laser oscillator 1989-10-24
4872178 Output voltage detecting device in a laser oscillator 1989-10-03
4837789 High frequency discharge excitation laser apparatus 1989-06-06
4811192 Inverter apparatus 1989-03-07
4769664 Barrel driving device for camera Akihiro Namai, Takanori Kodaira 1988-09-06
4751543 Control signal generator for camera Takanori Kodaira 1988-06-14
4745614 Silent discharge type laser device Hakaru Mizoguchi, Kiyonori Matsuno, Tatsuya Ariga, Ryoichi Nodomi 1988-05-17
4710010 Lens barrel driving device for camera Akihiro Namai, Takanori Kodaira 1987-12-01
4708454 Shutter control apparatus for use in variable focal length camera Takanori Kodaira 1987-11-24
4706252 Laser device of AC discharge excitation type Ryoichi Noudomi 1987-11-10
4684233 Photographic optical system drive device for camera Takanori Kodaira, Akihiro Namai 1987-08-04
4671639 Camera with electromagnetically driven lens barrel Takanori Kodaira, Akihiro Namai 1987-06-09
4653892 Lens barrel driving apparatus in camera Akihiro Namai, Takanori Kodaira 1987-03-31
4608568 Speed detecting device employing a Doppler radar 1986-08-26
4607932 Battery checking device Takanori Kodaira, Akihiro Namai 1986-08-26
4603954 Synchronizing device for flash photography Takanori Kodaira 1986-08-05
4571730 Cross flow type laser devices Hakaru Mizoguchi, Akira Okamoto 1986-02-18
4544254 Camera with a display device for displaying both object distance informations and coupling range informations Ryuji Tokuda 1985-10-01