ZY

Zenzo Yamaguchi

KS Kobe Steel: 12 patents #85 of 1,773Top 5%
KC Kobelco Construction Machinery Co.: 4 patents #105 of 422Top 25%
KS Kobe Steel: 2 patents #504 of 2,031Top 25%
Overall (All Time): #339,498 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12059827 Apparatus, mold set, and method for producing metal-resin composite Kenichi Watanabe, Ryohei IHARA, Takuro Shigetomo 2024-08-13
11021871 Porous sound-absorbing board Ichiro Yamagiwa 2021-06-01
10352279 Construction machine Satoshi Tabuchi, Kyoko Masuda, Shinichi Kinoshita, Kazuhiro Ueda 2019-07-16
10229665 Porous sound absorbing structure Ichiro Yamagiwa, Akio Sugimoto, Yoshikazu Mukai, Hideki Ishitobi 2019-03-12
10156059 Construction machine including engine Satoshi Tabuchi, Kyoko Masuda, Kazuhiro Ueda, Daisuke NODA, Yusuke Fujiwara 2018-12-18
9744921 Engine hood Ichiro Yamagiwa 2017-08-29
9564118 Sound insulating structure Ichiro Yamagiwa, Akio Sugimoto, Yoshikazu Mukai 2017-02-07
9453336 Porous sound absorbing structure Ichiro Yamagiwa, Akio Sugimoto, Yoshikazu Mukai, Hideki Ishitobi 2016-09-27
9347202 Construction machine Hajime Nakashima, Masaru Numasawa, Kazuhiro Ueda, Yasumasa Kimura 2016-05-24
9121466 Damping structure Kazuki Tsugihashi, Akio Sugimoto, Kyoko Masuda, Yoshio Yano 2015-09-01
9027676 Construction machine Hajime Nakashima, Masaru Numasawa, Kazuhiro Ueda, Yasumasa Kimura 2015-05-12
8887864 Sound absorption panel Akio Sugimoto, Ichiro Yamagiwa 2014-11-18
7654364 Sound absorbing structure Ichiro Yamagiwa, Toshimitsu Tanaka, Hiroki Ueda, Kensuke Tsubota 2010-02-02
7325474 Silencer Shoji Yoshimura, Yasumasa Kimura 2008-02-05