Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RC

Rays Engineering Co. — 8 Patents

Rank (All Time): #64,521 of 106,120Top 65%
4 inventors
8 Patents All Time

Top Inventors at Rays Engineering Co. All Time

Showing 1–4 of 4 inventors

RankNamePatents
1 Shujiro Inatani 8
2 Tomoyuki Murakami 2
3 Kazunori Ito 1
3 Tsutomu Hiromasa 1