RK

Ryuta Kitora

SI Sumitomo Rubber Industries: 3 patents #635 of 1,637Top 40%
Overall (All Time): #1,343,545 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12391070 Tire Hiroyuki Nakayama, Miyu Ozawa, Kohei Hayama, Shigeki NISHIJIMA, Masahiro NAGASE 2025-08-19
11312183 Pneumatic tyre Maiko Tanabe 2022-04-26
11285762 Tyre Ryo Oba, Yasutaka Ishitobi 2022-03-29