MN

Masafumi Nogawa

Aisin Seiki Kabushiki Kaisha: 8 patents #423 of 3,782Top 15%
NT NTT: 8 patents #658 of 4,871Top 15%
NE Ntt Electronics: 3 patents #60 of 358Top 20%
NT Nippon Telephone And Telegraph: 1 patents #8 of 84Top 10%
Overall (All Time): #272,259 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10892716 Amplifier Shinsuke Nakano, Hiroaki Katsurai, Shunji Kimura, Masatoshi Tobayashi, Shigehiro Kurita +1 more 2021-01-12
10804857 Amplifier Shinsuke Nakano, Hiroaki Sanjoh, Masatoshi Tobayashi, Yoshikazu Urabe, Masahiro Endo 2020-10-13
10666212 Driver circuit and optical transmitter Shinsuke Nakano, Hideyuki Nosaka 2020-05-26
10637207 Directly modulated laser drive circuit Toshiki Kishi, Munehiko Nagatani, Shinsuke Nakano, Hiroaki Katsurai, Hideyuki Nosaka 2020-04-28
10243664 Optical modulator driver circuit and optical transmitter Munehiko Nagatani, Hideyuki Nosaka, Toshihiro Itoh, Koichi Murata, Hiroyuki Fukuyama +15 more 2019-03-26
9853618 Transimpedance amplifier circuit Hiroshi Koizumi, Masatoshi Tobayashi, Masahiro Endo 2017-12-26
9160458 Optical signal detection circuit and optical receiver Hiroshi Koizumi, Yusuke Ohtomo 2015-10-13
9025970 Optical signal cutoff detection circuit and optical receiver Hiroshi Koizumi, Kazuyoshi Nishimura, Yoshikazu Urabe 2015-05-05
7368954 Phase comparison circuit and CDR circuit Yusuke Otomo 2008-05-06
6393845 Pulse tube refrigerator Shin Kawano, Shaowei Zhu, Tatsuo Inoue 2002-05-28
6389819 Pulse tube refrigerator Shaowei Zhu, Shin Kawano, Tatsuo Inoue 2002-05-21
6351954 Pulse tube refrigerator Shaowei Zhu, Shin Kawano, Tatsuo Inoue 2002-03-05
6308520 Multi-type pulse-tube refrigerating system Tatsuo Inoue, Shin Kawano, Kimio Aoyama 2001-10-30
6301902 Pulse tube refrigerator Shaowei Zhu, Shin Kawano, Tatsuo Inoue 2001-10-16
6279324 Heat-regenerating type cryogenic cooling apparatus Shaowei Zhu, Shin Kawano, Tatsuo Inoue 2001-08-28
6196006 Pulse tube refrigerator Shin Kawano, Shaowei Zhu, Tatsuo Inoue 2001-03-06
6094921 Pulse tube refrigerator Shaowei Zhu, Shin Kawano, Tatsuo Inoue 2000-08-01