YA

Yoshio Asano

NA Nabtesco: 3 patents #60 of 320Top 20%
WB Westinghouse Air Brake: 3 patents #97 of 220Top 45%
NA Nabco: 3 patents #6 of 74Top 9%
NC Nippon Air Brake Co.: 2 patents #23 of 107Top 25%
NC Nippon Seiko Co.: 1 patents #121 of 315Top 40%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
WA Walbro: 1 patents #129 of 212Top 65%
Overall (All Time): #348,514 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9889865 Brake cylinder device and disc brake device Hideyuki Oie 2018-02-13
9840245 Brake cylinder device and brake device Hideyuki Oie 2017-12-12
9714040 Unit brake 2017-07-25
9447737 Throttle cable retainer Noriyu Nagata, Hiroki Ogasawara, Yoshiaki Douyama 2016-09-20
6702072 Brake cylinder unit 2004-03-09
6435321 Brake cylinder apparatus 2002-08-20
6298878 Ball cock for railway vehicle Osamu Akamatsu, Mitsumasa Morita, Yoshio Suetaka 2001-10-09
6161582 Ball cock for railway vehicle Osamu Akamatsu, Mitsumasa Morita, Yoshio Suetaka 2000-12-19
5799757 Brake device Osamu Akamatsu, Toshiyuki Matsuoka 1998-09-01
5692586 Brake having a pressure responsive slack adjuster Osamu Akamatsu, Toshiyuki Matsuoka 1997-12-02
5297856 Two separate high speed and low speed disc brake units for railway vehicles 1994-03-29
4993521 Tread brake unit Takeshi Kishimoto, Mitugu Tunazawa 1991-02-19
4963038 Linear guide apparatus with protector Masaru Hattori 1990-10-16
4451228 Burner Chuzoh Wada, Yoshikazu Matsuda 1984-05-29