MA

Minoru Ai

GK G-C Toshi Kogyo: 2 patents #4 of 17Top 25%
SK Sanki Kogyo Kabushiki Kaisha: 2 patents #5 of 33Top 20%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,056,918 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D362069 Dental articulator Toshimitsu Ohki 1995-09-05
5337033 Permanent magnet assembly for stably fixing denture Yohsuke Kinouchi, Hiroshi Mizutani, Osamu Okuno, Kiyotaka Yamauchi, Akira Yamataka +1 more 1994-08-09
4909738 Artificial teeth for anterior teeth portions Kensuke Yamagata, Tadaki Kagaya, Akira Hasegawa, Yuji Nakamura, Ikuo Ikeda 1990-03-20
4795345 Artificial teeth Kenji Hiranuma, Jinichi Obana, Toshio Ito 1989-01-03
4493644 Device for measuring and scraping operations in the field of prestorative dentistry Akira Manabe, Yoshimasa Igarashi, Katsuya Mizuno 1985-01-15