YK

Yoshitsugu Kawamura

SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
TC Tokyo Ohka Kogyo Co.: 2 patents #345 of 684Top 55%
Overall (All Time): #977,618 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10177357 Method for producing porous polyimide film Mitsuharu Tobari, Kaoru Ishikawa, Tsukasa Sugawara 2019-01-08
6828533 Microwave heating device Katsuaki Hayami, Kuniyasu Kubo, Yukihiro Kitada, Takashi Fukuda, Eiji Fukunaga +2 more 2004-12-07
6444966 Microwave oven with a rotational antenna Eiji Mukumoto, Katsunao Takahashi 2002-09-03
5980684 Processing apparatus for substrates Hisashi Hori, Kazuto Obuchi 1999-11-09
5709519 Plasma processing apparatus Akira Uehara, Mitsuaki Minato 1998-01-20