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

Qd Laser — 26 Patents

Rank (All Time): #23,902 of 106,120Top 25%
30 inventors
26 Patents All Time

Top Inventors at Qd Laser All Time

Showing 1–30 of 30 inventors

RankNamePatents
1 Makoto Suzuki 18
2 Mitsuru Sugawara 16
3 Kenichi Nishi 5
3 Kinya Hasegawa 5
#5 Keizo Takemasa 4
#5 Kenji Yasui 4
#5 Yasuhiko Arakawa 4
#8 Koichi Oyama 3
#8 Michio Arai 3
#8 Seiji Morino 3
#8 Yuki Kamata 3
#12 Hiroyuki Tarumi 2
#12 Megumi Yamamoto 2
#12 Shuichi Tojo 2
#12 Tomoyuki Akiyama 2
#12 Yutaka Ohnishi 2
#17 Chizuru Kaneko 1
#17 Hironori Miyauchi 1
#17 Hitoshi Yamada 1
#17 Kazutaka Saito 1
#17 Kimiyuki Ohba 1
#17 Manabu Ishimoto 1
#17 Manabu Nakamura 1
#17 Makoto Usami 1
#17 Misato Abe 1
#17 Richard Hogg 1
#17 Siming W. Chen 1
#17 Takeo Kageyama 1
#17 Takeshi Yamada 1
#17 Yutaka Onishi 1