WO

Wataru Ohtani

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Overall (All Time): #1,033,354 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7273534 Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk Kazunori Ito, Katsunari Hanaoka, Hiroshi Deguchi, Nobuaki Onagi, Hiroko Tashiro +5 more 2007-09-25
6841049 OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUBSTRATE FILM-FORMATION METHOD, SUBSTRATE HOLDER MANUFACTURE METHOD, SUBSTRATE HOLDER, OPTICAL DISK AND A PHASE-CHANGE RECORDING TYPE OF OPTICAL DISK Kazunori Ito, Katsunari Hanaoka, Hiroshi Deguchi, Nobuaki Onagi, Hiroko Tashiro +5 more 2005-01-11
6097914 Image bearing member and method of manufacturing the member and image forming apparatus using the member Masaru Tanaka, Takeo Suda, Sadao Takahashi, Takerou Kurenuma, Itaru Ohtsuka 2000-08-01
5739602 Method of and device using adhesively connected parts for preventing motor rotational imbalance caused by thermal expansion Mitsuo Suzuki, Yukio Itami, Wataru Kashima, Yoshihiro Takahashi, Noriyuki Kadowaki 1998-04-14
5603871 Method for manufacturing molded resin product and plastic mirror Hisaaki Koseko, Hidenori Ito, Toshihiro Kanematsu, Akio Hirano, Shinya Senoo +2 more 1997-02-18