HY

Hitoshi Yokono

HI Hitachi: 46 patents #351 of 28,497Top 2%
HC Hitachi Chemical Company: 8 patents #199 of 1,946Top 15%
HI Hitach: 1 patents #1 of 68Top 2%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
ND Nippon Denkai: 1 patents #8 of 23Top 35%
Overall (All Time): #56,943 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 25 most recent of 49 patents

Patent #TitleCo-InventorsDate
5569545 Copper clad laminate, multilayer printed circuit board and their processing method Haruki Yokono, Masahiro Mikamo, Ryouichi Narushima, Takuya Iida, Yasuhiro Endo 1996-10-29
5393406 Method of producing a thin film multilayer wiring board Hideo Arima, Takashi Inoue, Naoya Kitamura 1995-02-28
5388328 Process for fabricating an interconnected multilayer board Hideo Arima, Takashi Inoue, Naoya Kitamura, Haruhiko Matsuyama, Hitoshi Oka +4 more 1995-02-14
5300735 Interconnected multilayer boards and fabrication processes thereof Hideo Arima, Takashi Inoue, Naoya Kitamura, Haruhiko Matsuyama, Hitoshi Oka +4 more 1994-04-05
5208656 Multilayer wiring substrate and production thereof Haruhiko Matsuyama, Mitsuo Yoshimoto, Jun Tanaka, Fusaji Shoji, Takashi Inoue +3 more 1993-05-04
5202151 Electroless gold plating solution, method of plating with gold by using the same, and electronic device plated with gold by using the same Jiro Ushio, Osamu Miyazawa, Akira Tomizawa, Naoya Kanda, Naoko Matsuura +2 more 1993-04-13
5198273 Electroless gold plating solution and method for plating gold therewith Setsuo Ando, Jiro Ushio, Takashi Inoue, Hiroaki Okudaira, Takeshi Shimazaki 1993-03-30
5162240 Method and apparatus of fabricating electric circuit pattern on thick and thin film hybrid multilayer wiring substrate Norio Saitou, Hideo Todokoro, Katsuhiro Kuroda, Satoru Fukuhara, Genya Matsuoka +3 more 1992-11-10
5133403 Cooling arrangement for semiconductor devices and method of making the same Takao Terabayashi, Nobuo Kayaba, Takahiro Daikoku, Shigekazu Kieda, Fumiyuki Kobayashi +1 more 1992-07-28
4963512 Method for forming conductor layers and method for fabricating multilayer substrates Shoichi Iwanaga, Akio Fujiwara, Takayoshi Sowa 1990-10-16
4963974 Electronic device plated with gold by means of an electroless gold plating solution Jiro Ushio, Osamu Miyazawa, Akira Tomizawa, Naoya Kanda, Naoko Matsuura +2 more 1990-10-16
4931726 Apparatus for testing semiconductor device Susumu Kasukabe, Masasi Ookubo, Yutaka Akiba, Minoru Tanaka 1990-06-05
4927044 Heat insulating case and process for preparing the same Masao Gotoh, Yasuo Hira, Kenichi Waragai, Shozo Nakamura 1990-05-22
4908696 Connector and semiconductor device packages employing the same Shousaku Ishihara, Tsuyoshi Fujita, Ryohei Satoh, Kiyotaka Wasai 1990-03-13
4880464 Electroless gold plating solution Jiro Ushio, Osamu Miyazawa, Akira Tomizawa 1989-11-14
4804559 Electroless gold plating solution Jiro Ushio, Osamu Miyazawa, Akira Tomizawa 1989-02-14
4753515 Method for assembling flat type plastic multifiber connectors Hidemi Sato, Aizo Kaneda, Kiichi Suzuki 1988-06-28
4736012 Semiconductor device Fusaji Shoji, Akihiro Kenmotsu, Isao Obara, Takeshi Komaru 1988-04-05
4715673 Optical switch Takanobu Noro, Yasumasa Koakutsu, Tamio Takeuchi, Masao Yano, Seiichi Onoda +2 more 1987-12-29
4643913 Process for producing solar cells Masaaki Okunaka, Mitsuo Nakatani, Haruhiko Matsuyama, Tokio Isogai, Tadashi Saitoh +3 more 1987-02-17
4587197 Flexible photosensitive polymer composition with azide and/or amine compound, poly(amic acid) and highly polar compound with boiling point above 150.degree. C. Mithumasa Kojima, Fumio Kataoka, Fusaji Shoji 1986-05-06
4565767 Light-sensitive polymer composition with poly(amic acid), bisazide, and tertiary amine compound Fumio Kataoka, Fusaji Shoji, Isao Obara, Issei Takemoto, Tokio Isogai +1 more 1986-01-21
4554237 Photosensitive resin composition and method for forming fine patterns with said composition Fumio Kataoka, Fusaji Shoji, Daisuke Makino, Shigeru Koibuchi, Asao Isobe 1985-11-19
4544729 Photo and radiation-sensitive organopolymeric material Kazuo Nate, Takashi Inoue, Mitsuo Ishikawa, Makoto Kumada 1985-10-01
4530746 Photosensitive resin composition Kazufumi Azuma, Kazuo Nate, Mitsuo Nakatani, Takeshi Endo 1985-07-23