TN

Toshiya Nagasawa

DE Denso: 14 patents #767 of 11,792Top 7%
NC Nippondenso Co.: 6 patents #366 of 3,479Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #213,759 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12228351 Heat exchanger and corrugated fin Keita Morimoto, Tomohiko Nakamura, Mitsuyoshi Saito, Tatsuhiko Nishino, Shota Chatani 2025-02-18
11187432 Heat exchanger and corrugated fin Keita Morimoto, Tomohiko Nakamura, Tatsuhiko Nishino, Masahiro Shimoya, Mitsuyoshi Saito +1 more 2021-11-30
10696128 Cold storage heat exchanger Jun Abei, Eiichi Torigoe, Naohisa Ishizaka, Norihide Kawachi, Yuusuke Kitou +2 more 2020-06-30
10401062 Cold storage heat exchanger Jun Abei, Tomohiko Nakamura, Hirofumi Futamata, Yuusuke Kitou 2019-09-03
10352599 Evaporator Aun Ota, Jun Abei, Eiichi Torigoe 2019-07-16
9989315 Cold storage heat exchanger Yuusuke Kitoh, Eiichi Torigoe, Aun Ota, Jun Abei, Daisuke Haseba 2018-06-05
9927160 Evaporator Daisuke Haseba, Eiichi Torigoe, Jun Abei 2018-03-27
9719732 Cold storage heat exchanger Aun Ota, Daisuke Haseba, Jun Abei, Yuusuke Kitoh, Eiichi Torigoe 2017-08-01
9074799 Cooling-storage type heat exchanger Jun Abei, Tomohiko Nakamura, Hirofumi Futamata 2015-07-07
6899166 Method for preventing contamination of heat exchanger and heat exchanger using this method Hitoshi Kuno, Yasushi Okamoto, Tomomi Takagi, Kengo Kobayashi, Kenichi Morita 2005-05-31
6871508 Air conditioner with reduced number of piping accessories Shigeki Wanami, Mikiharu Kuwahara, Kazuo Kito 2005-03-29
6449979 Refrigerant evaporator with refrigerant distribution Eiichi Torigoe, Masamichi Makihara 2002-09-17
6340055 Heat exchanger having multi-hole structured tube Yoshiyuki Yamauchi, Ken Yamamoto, Osamu Kobayashi, Minoru Ohta 2002-01-22
6339937 Refrigerant evaporator Masamichi Makihara, Isao Kuroyanagi, Eiichi Torigoe 2002-01-22
5669439 Laminated type heat exchanger Etsuo Hasegawa, Masatoshi Sudo, Keiichi Yoshii 1997-09-23
5653283 Laminated type heat exchanger Keiichi Yoshii, Etsuo Hasegawa, Masatoshi Sudo 1997-08-05
5632161 Laminated-type evaporator Masahiro Shimoya, Keiichi Yoshii, Ryouichi Sanada 1997-05-27
5609036 Evaporator for cooling apparatus Etuo Hasegawa, Nobuharu Kakehashi 1997-03-11
5562157 Heat exchanger Etuo Hasegawa, Shogo Sumi 1996-10-08
5481886 Cooling unit and drain case for air conditioners Etsuo Hasegawa, Yoshiharu Kajikawa, Takayuki Morita, Suehiro Okazaki, Toshihiro Yamamoto +1 more 1996-01-09