YK

Yasunori Kanazawa

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
HM Hitachi Maxell: 8 patents #102 of 1,211Top 9%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
Overall (All Time): #325,395 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
8301024 Camera flash, a camera, and a method of generating a flash Jonathan Mather, Andrew Kay, David James Montgomery, James Rowland Suckling, Emma Jayne Walton +3 more 2012-10-30
7782737 Optical integrated unit and optical pickup apparatus including the same 2010-08-24
5007039 Optical information recording/reproducing apparatus Akito Sakemoto, Hitoshi Watanabe 1991-04-09
4959744 Shutter assembled disc cartridge Yoshiyuki Nakamori, Tadahiro Kuwa, Nobuyuki Fujimoto, Shinichi Abe 1990-09-25
4811151 Shutter assembled disc cartridge Yoshiyuki Nakamori, Tadahiro Kuwa, Nobuyuki Fujimoto, Shinichi Abe 1989-03-07
4799123 Disc cartridge Haruo Arai, Tadahiro Kuwa 1989-01-17
4740948 Disc cartridge Yoshiyuki Nakamori, Seiichi Matsushima, Mitsuyoshi Koyama, Shinichi Abe, Nobuyuki Fujimoto 1988-04-26
4733388 Information recording disc Nobuyuki Fujimoto, Shinichi Abe, Yoshito Tsunoda, Kazuo Shigematsu, Toshinori Sugiyama +1 more 1988-03-22
4703408 Apparatus and record carrier for optically writing information Seiji Yonezawa, Toshiaki Tsuyoshi 1987-10-27
4678338 Color sensor Kenichi Kitta, Yoshiro Otomo 1987-07-07
4539615 Azimuthal magnetic recording and reproducing apparatus Takao Arai, Shigeru Yamazaki, Takaharu Noguchi 1985-09-03
4472686 Circuit for reproducing and demodulating modulated digital signals Keizo Nishimura, Hiroyuki Kimura 1984-09-18
4363039 Automatic operation control apparatus for a PCM recording and reproducing system Keizo Nishimura 1982-12-07
4282551 PCM Recording and reproducing apparatus Takao Arai, Norio Yokozawa, Wasao Takasugi 1981-08-04
4227221 PCM Recording apparatus 1980-10-07