EA

Eiji Akahane

Caterpillar: 8 patents #772 of 8,398Top 10%
SM Shin Caterpillar Mitsubishi: 5 patents #13 of 184Top 8%
PC Press Kogyo Co.: 4 patents #1 of 24Top 5%
KA Kansei: 1 patents #40 of 117Top 35%
NS Nippon Cable System: 1 patents #25 of 90Top 30%
Overall (All Time): #362,533 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12275460 Systems, assemblies, and methods for locking cab to main body of work machine Tetsuji Takaoka, Masaya Yorifuji, Tomohiro Fujii, Kimikage Tanaka, Kazumasa Matsumura +5 more 2025-04-15
9780547 Long-size object fixture Kunitomo Shimizu 2017-10-03
8403377 Cab front window locking device Teruyuki Yamada, Tomoya Hirano, Yusuke Harayama 2013-03-26
8267467 Reinforcement for cab in construction machine Tetsuji Takaoka, Kazushige Tasaki, Masayoshi Nakajima, Teruyuki Yamada, Yusuke Harayama +1 more 2012-09-18
8028787 Work machine Christopher Michael Burton, Nobumi Toyoura, Shigeru Kojima, Masayuki Takano 2011-10-04
8029044 Cab structure of construction equipment Takayuki Yuasa, Kazushige Tasaki, Masayoshi Nakajima, Robert D. Clausen, Teruyuki Yamada +2 more 2011-10-04
7922237 Guide-rail structure of front window in working vehicle Kazushige Tasaki, Masayoshi Nakajima, Tetsuji Takaoka, Teruyuki Yamada, Tomoya Hirano +1 more 2011-04-12
7854291 Work machine Nobumi Toyoura, Shigeru Kojima, Masayuki Takano 2010-12-21
7174780 System for measuring quantity of liquid fuel and method for measuring quantity of liquid fuel Makoto Sakai, Kenji Takami 2007-02-13
6991283 Shutter type guard apparatus for construction machine Yusuke Harayama, Mikiya Yagi, Seiji Hiraoka 2006-01-31
6938677 Air-conditioner of construction machinery Atsushi Yamakawa, Kazushige Tasaki 2005-09-06
6905139 Construction equipment machine Makoto Sakai 2005-06-14
5664637 Operation breaking apparatus for construction equipment Makoto Ohta, Seiichi Hata, Kenzo Kuroda, Shosuke Sato 1997-09-09