HK

Hisamitsu Kamezaki

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
HM Hitachi Maxell: 5 patents #189 of 1,211Top 20%
KU Kyushu University: 1 patents #77 of 186Top 45%
📍 Ibaraki, JP: #755 of 6,779 inventorsTop 15%
Overall (All Time): #382,015 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9831521 Nonaqueous electrolytic storage element Okitoshi Kimura, Nobuaki Onagi, Eiko Hibino, Anna Hirowatari, Yasunori Sugimoto 2017-11-28
9754726 Nonaqueous electrolytic capacitor element Nobuaki Onagi, Okitoshi Kimura, Eiko Hibino, Tatsumi Ishihara 2017-09-05
8207330 Two-photon absorption material and application thereof Tatsuya Tomura, Tsutomu Sato, Takeshi Miki, Mikiko Takada 2012-06-26
7636289 Optical-recording medium, method for producing the same, and method for recording and reproducing optical-recording Yoshitaka Hayashi, Hiroshi Miura 2009-12-22
7413788 Write-once-read-many optical recording media and process for recording and reproducing information on the media Noboru Sasa, Yoshitaka Hayashi, Hirotaka Komoda, Atsuyuki Watada, Kawori Tanaka +1 more 2008-08-19
6982110 Information recording medium and manufacturing method thereof Yasuo Sawada, Yasuhide Fujiwara 2006-01-03
6933032 Write-once-read-many optical recording media and process for recording and reproducing information on the media Noboru Sasa, Yoshitaka Hayashi, Hirotaka Komoda, Atsuyuki Watada, Kawori Tanaka +1 more 2005-08-23
6866910 Information recording medium Ippei Ogawa 2005-03-15
5904969 Optical data recording medium and manufacturing method thereof Yoshiaki Minagawa, Kazuya Fukunaga 1999-05-18
5199988 Manufacturing apparatus and method for recording medium Osamu Saito, Yoshitane Tsuburaya 1993-04-06
5021276 Optical data recording medium and manufacturing method thereof Masashi Suenaga, Osamu Saito, Shin-ichiro Iuchi, Hitoshi Watanabe, Hideo Fujiwara +1 more 1991-06-04
4996089 Optical data recording medium Osamu Saito, Masashi Suenaga, Ryo Nagai, Shinichiro Iuchi, Hitoshi Watanabe +1 more 1991-02-26
4985289 Optical data recording medium Yoshitane Tuburaya 1991-01-15