YO

Yoichi Oba

AC Asahi Chemical Research Laboratory Co.: 4 patents #2 of 9Top 25%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
KO Kasei Optonix: 2 patents #35 of 142Top 25%
HM Hitachi Medical: 1 patents #371 of 680Top 55%
Overall (All Time): #591,965 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5222307 Drying method and apparatus therefor Shota Oba 1993-06-29
5066692 Electromagnetic wave shielding composition comprising epoxy resin and copper particles Yamahiro Isawa, Isao Morooka 1991-11-19
4970354 Electromagnetic wave shielding circuit and production method thereof Yamahiro Iwasa, Isao Morooka 1990-11-13
4837050 Method for producing electrically conductive circuits on a base board Yamahiro Iwasa, Isao Morooka 1989-06-06
4684054 Automatic soldering apparatus and method of using the flux to heat the circuit board Yamahiro Iwasa, Atsushi Kabe 1987-08-04
4420444 Process for forming phosphor powder layer Hiromichi Yamada, Atsushi Suzuki, Yoko Uchida, Hideki Kohno, Tadashi Fukino +1 more 1983-12-13
4229312 Method of manufacturing a paint composite for magnetic films Waichi Nagashiro, Hajime Fukke, Yoshiki Kato, Teruo Tsunoda, Teruaki Kobayashi +4 more 1980-10-21
4219587 Process for producing pigment-coated phosphors Tsuyoshi Kano, Masaaki Hayashi, Hiroshi Takada, Katuzo Kanda, Shusaku Eguchi 1980-08-26
4206250 Process for producing pigment-coated phosphors Katuzo Kanda, Shusaku Eguchi, Kazuhito Iwasaki 1980-06-03