YT

Yoshiaki Tanaka

Ricoh Company: 9 patents #5 of 695Top 1%
NM National Research Institute For Metals: 1 patents #1 of 7Top 15%
NK Nippon Hoso Kyokai: 1 patents #9 of 56Top 20%
Sumitomo Electric Industries: 1 patents #603 of 2,038Top 30%
SI Sumitomo Heavy Industries: 1 patents #2 of 55Top 4%
VJ Victor Company Of Japan: 1 patents #17 of 97Top 20%
📍 Shimabara, JP: #2 of 35 inventorsTop 6%
Overall (1997): #281 of 185,788Top 1%
12
Patents 1997

Issued Patents 1997

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
5697026 Developing device having the lengths of two toner transporting rollers and an image bearing member in specific relationships Iwao Matsumae, Kazuhiro Yuasa, Shuichi Endoh, Hiroshi Hosokawa, Mugijiroh Uno +6 more 1997-12-09
5689782 Developing apparatus for electronic photographic recording equipment, having two developer transfer rollers Eisaku Murakami, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Hiroshi Hosokawa +6 more 1997-11-18
5666625 Device for electrostatically developing a latent image on an image carrier Satoru Komatsubara, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Hiroshi Hosokawa +6 more 1997-09-09
5663528 Oxide superconductive wire and process for manufacturing the same Tomoyuki Yanagiya, Fumiaki Matsumoto, Masao Fukutomi, Toshihisa Asano, Kazunori Komori +1 more 1997-09-02
5631665 Liquid crystal device, driving method thereof, liquid crystal apparatus, and illumination apparatus Kuniharu Takizawa, Hideo Fujikake, Tsunehiro Hirabayashi, Kensaku Takata, Satoshi Takano +1 more 1997-05-20
5627630 Developing apparatus having a toner supporting roller with an inner layer and surface layer Iwao Matsumae, Shigekazu Enoki, Hiroshi Hosokawa 1997-05-06
5625441 Developing device for an image forming apparatus Toshihiro Sugiyama, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Hiroshi Hosokawa +6 more 1997-04-29
5625440 Developing device having seals between a toner transport roller and the toner hopper which prevent toner leakage and scattering Iwao Matsumae, Kazuhiro Yuasa, Shuichi Endoh, Hiroshi Hosokawa, Mugijiroh Uno +6 more 1997-04-29
5625438 Toner, and devices for electrostatically depositing a uniform application thereof Toshihiro Sugiyama, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Hiroshi Hosokawa +6 more 1997-04-29
5617191 Toner conveyor roller and image forming apparatus having the same Eisaku Murakami, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Hiroshi Hosokawa +6 more 1997-04-01
5610693 Developing device for an image forming apparatus Toshihiro Sugiyama, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Hiroshi Hosokawa +6 more 1997-03-11
5598478 Sound image localization control apparatus Hiroshi Hayashi, Norihiko Fuchigami, Masahiro Nakayama, Takuma Suzuki, Mitsuo Matsumoto 1997-01-28