Hideo Hagiwara

HC Hitachi Chemical Company: 20 patents #37 of 1,946Top 2%

HI Hitachi: 3 patents #10,712 of 28,497Top 40%

KO Komatsu: 2 patents #831 of 2,087Top 40%

TC Tomoe Technical Research Company: 1 patents #4 of 18Top 25%

Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%

TC Toyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%

Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%

📍 Ebeye: #106 of 4,528 inventorsTop 3%

Overall (All Time): #147,855 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #	Title	Co-Inventors	Date
4790590	Corner bracket of side door for automobile	Akira Ito, Tetsuo Kaisaku	1988-12-13
4593814	Magnetic tape cassette storing case	Hiroshi Matsumoto	1986-06-10