Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Tomoko Obata

SESeiko Epson: 2 patents #4,555 of 7,774Top 60%
KCKing Jim Co.: 1 patents #89 of 138Top 65%
Overall (All Time): #2,241,228 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6106170 Printing apparatus Kenji Watanabe, Tomoyuki Ichikawa, Takanobu Kameda, Shinji Ishizuka, Tomoyuki Shimmura +1 more 2000-08-22
5887997 Tape printing apparatus Kenji Watanabe, Tomoyuki Ichikawa, Takanobu Kameda, Shinji Ishizuka, Tomoyuki Shimmura +3 more 1999-03-30