MF

Masao Fukuyama

Sumitomo Electric Industries: 15 patents #1,596 of 21,551Top 8%
HC Hodogaya Chemical Co.: 1 patents #201 of 359Top 60%
Overall (All Time): #327,435 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
6831406 Electroluminescent device having a very thin emission layer Mutsumi Suzuki, Yuji Kudo, Yoshikazu Hori 2004-12-14
6730929 Organic electroluminescent device Mutsumi Suzuki, Yuji Kudo, Yoshikazu Hori 2004-05-04
6392338 Organic light emitter having optical waveguide for propagating light along the surface of the substrate Yoshikazu Hori 2002-05-21
6277503 Organic electroluminescent component Mitsuru Hashimoto, Mutsumi Suzuki 2001-08-21
6198217 Organic electroluminescent device having a protective covering comprising organic and inorganic layers Mutsumi Suzuki, Yoshikazu Hori 2001-03-06
5707747 Amine compound and electro-luminescence device comprising same Hiromitsu Tomiyama, Masahiko Oshino, Ikuko Ihara, Naoko Nakanishi, Mutsumi Suzuki +2 more 1998-01-13
5424907 Solid electrolytic capacitors and method for manufacturing the same Toshikuni Kojima, Yasuo Kudoh, Koichi Yoshida 1995-06-13
5223120 Method for fabricating solid electrolytic capacitors using an organic conductive layer Toshikuni Kojima, Yasuo Kudoh, Norishige Nanai 1993-06-29
5187649 Solid electrolytic capacitor and method for manufacturing the same Yasuo Kudoh, Toshikuni Kojima, Norishige Nanai 1993-02-16
5187650 Solid electrolytic capacitors and method for manufacturing the same Yasuo Kudoh, Toshikuni Kojima, Norishige Nanai 1993-02-16
5140502 Solid electrolytic capacitors and method for manufacturing the same Yasuo Kudoh, Sohji Tsuchiya, Toshikuni Kojima 1992-08-18
5117332 Solid electrolytic capacitors and method for manufacturing the same Yasuo Kudoh, Sohji Tsuchiya, Toshikuni Kojima, Junji Ozaki, Yasuhiro Kobatake 1992-05-26
5071521 Method for manufacturing a solid electrolytic capacitor Toshikuni Kojima, Sohji Tsuchiya, Yasuo Kudoh 1991-12-10
4959753 Solid electrolytic capacitor and method of manufacturing the same Yasuo Kudoh, Sohji Tsuchiya, Toshikuni Kojima, Susumu Yoshimura, Kenji Kuranuki 1990-09-25
4943892 Solid electrolytic capacitor and method for manufacturing the same Sohji Tsuchiya, Yasuo Kudoh, Toshikuni Kojima, Susumu Yoshimura 1990-07-24