KM

Keiichi Maruta

Ricoh Company: 9 patents #2,462 of 9,818Top 30%
KS Kawasaki Steel: 1 patents #889 of 1,922Top 50%
📍 Numazu, JP: #176 of 856 inventorsTop 25%
Overall (All Time): #527,580 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5457080 Thermal recording label Shinji Takano 1995-10-10
4954171 Composite alloy steel powder and sintered alloy steel Shigeaki Takajo, Osamu Furukimi, Kuniaki Ogura, Teruyoshi Abe, Ichio Sakurada 1990-09-04
4939116 Thermosensitive recording material Takashi Ueda, Hiroshi Yaguchi 1990-07-03
4929590 Thermosensitive recording material Takashi Ueda, Yasuhiko Watanabe 1990-05-29
4857502 Thermosensitive recording material Takashi Ueda, Hiroshi Yaguchi 1989-08-15
4551738 Thermosensitive recording material Yukihiro Yuyama 1985-11-05
4444819 Thermosensitive recording material Yukihiro Yuyama 1984-04-24
4424245 Thermosensitive-recording-type label sheet Yukihiro Yuyama 1984-01-03
4388362 Released heat-sensitive recording paper Susumu Iwata, Yukihiro Yuyama 1983-06-14
4370370 Thermosensitive recording adhesive label Susumu Iwata 1983-01-25