YA

Yasuyuki Ashiura

TC Toho Titanium Co.: 4 patents #28 of 153Top 20%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,298,903 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5167502 Method for an endosseous implant having mesh pore structure Haruyuki Kawahara, Katsumi Tanaka, Motonobu Yoshimura 1992-12-01
4964801 Endosseous implant having polycapillary structure Haruyuki Kawahara, Katsumi Tanaka, Motonobu Yoshimura 1990-10-23
4957819 Frameless and coreless porous endosseous implant Haruyuki Kawahara, Seiichi Tsukamoto, Yutaka Nomura, Katsumi Tanaka, Motonobu Yoshimura 1990-09-18
4842517 Endosseous implant having mesh pore structure Haruyuki Kawahara, Katsumi Tanaka, Motonobu Yoshimura 1989-06-27