Shozo Onmori
51Patents
5h-index
18Co-inventors
69Inventor score
Filing activity: Aug 26, 1986 → Sep 21, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4862305A | Optical system for magnetic tape end detection | Physics | 14 | Expired |
| US4969611A | Magnetic tape cassette | Physics | 8 | Expired |
| US4728056A | Magnetic tape cassette with improved hub locking means | Physics | 7 | Expired |
| US4783022A | Magnetic tape cassette with a tape-end detecting prism | Physics | 7 | Expired |
| US6981586B2 | Magnetic tape cassette storage case | Physics | 6 | Expired |
| US7600710B2 | Reel | Performing Operations; Transporting | 5 | Active |
| US6856486B2 | Recording medium cartridge | Physics | 4 | Expired |
| US6097574A | Magnetic tape cartridge | Physics | 4 | Expired |
| US7780107B2 | Recording tape cartridge | Physics | 4 | Active |
| US7770835B2 | Recording tape cartridge | Physics | 4 | Active |
| US7918412B2 | Recording tape cartridge | Physics | 3 | Active |
| US6643096B2 | Magnetic tape cassette having improved positioning | Physics | 3 | Expired |
| US6550614B1 | Magnetic tape cassette holding case | Physics | 3 | Expired |
| US4788614A | Locking mechanism in a magnetic tape cassette | Physics | 2 | Expired |
| US6622952B2 | Magnetic tape cassette | Performing Operations; Transporting | 2 | Expired |
| US7121493B2 | Magnetic tape cassettes, tape reels for use therewith, resinous leaf springs, and a process for producing them | Physics | 2 | Expired |
| US7419114B2 | Leader tape | Physics | 2 | Active |
| US8534586B2 | Recording tape cartridge | Physics | 1 | Active |
| US4985798A | Magnetic tape cassette having improved dust proofing | Physics | 1 | Expired |
| US6688546B2 | Magnetic tape cassette | Performing Operations; Transporting | 1 | Expired |
| US7221540B2 | Recording medium cartridge | Physics | 1 | Expired |
| US7165738B2 | Record media cartridge | Physics | 1 | Expired |
| US8561931B2 | Recording tape cartridge | Physics | 1 | Active |
| US5012378A | Magnetic tape cassette having reel brake structure providing improved dust proofing | Physics | 1 | Expired |
| US6874631B1 | Magnetic tape cassette storage case | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.