Tomoyuki Yui
48Patents
11h-index
30Co-inventors
75Inventor score
Filing activity: Oct 15, 1975 → Mar 9, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5078477A | Ferroelectric liquid crystal cell | Physics | 34 | Expired |
| US5534190A | Anti-ferroelectric liquid crystal composition and liquid crystal display | Chemistry; Metallurgy | 23 | Expired |
| US5367391A | Method for driving an antiferroelectric liquid crystal cell | Physics | 19 | Expired |
| US4416606A | Apparatus for granulating sodium percarbonate | Chemistry; Metallurgy | 17 | Expired |
| US5378396A | Liquid crystal compound and liquid crystal display device | Chemistry; Metallurgy | 16 | Expired |
| US5374375A | Liquid crystal compound and liquid crystal display device | Chemistry; Metallurgy | 15 | Expired |
| US5352382A | Liquid crystal composition | Chemistry; Metallurgy | 12 | Expired |
| US5938973A | Swallow-tailed compound and ferrielectric liquid crystal composition containing the same | Chemistry; Metallurgy | 12 | Expired |
| US5728864A | Liquid crystal compound having ferrielectric phase and liquid crystal composition | Chemistry; Metallurgy | 11 | Expired |
| US4409197A | Process for producing sodium percarbonate | Chemistry; Metallurgy | 11 | Expired |
| US5723069A | Anti-ferroelectric liquid crystal compound and anti-ferroelectric liquid crystal composition | Chemistry; Metallurgy | 11 | Expired |
| US6001278A | Anti-ferroelectric liquid crystal composition | Chemistry; Metallurgy | 10 | Expired |
| US5980780A | Racemic compound and anti-ferroelectric liquid crystal composition containing the compound | Chemistry; Metallurgy | 9 | Expired |
| US5976409A | Swallow-tail-shaped liquid crystal compound | Chemistry; Metallurgy | 9 | Expired |
| US6134708A | Program compilation execution system | Physics | 9 | Expired |
| US4024195A | Process for alkylating the ortho-position of phenol compounds | Chemistry; Metallurgy | 9 | Expired |
| US6002042A | Liquid crystal compound | Chemistry; Metallurgy | 8 | Expired |
| US5972243A | Ferrielectric liquid crystal compound | Chemistry; Metallurgy | 8 | Expired |
| US5660762A | Two-rings-containing phenyl ester compound and anti-ferroelectric liquid crystal composition containing the same | Chemistry; Metallurgy | 8 | Expired |
| US5951914A | Racemic compound and anti-ferroelectric liquid crystal composition | Chemistry; Metallurgy | 8 | Expired |
| US5968413A | Anti-ferroelectric liquid crystal compounds | Chemistry; Metallurgy | 8 | Expired |
| US5340498A | Anti-ferroelectric liquid crystal and liquid crystal display device | Chemistry; Metallurgy | 7 | Expired |
| US5985172A | Racemic compound and anti-ferroelectric liquid crystal composition containing the compound | Chemistry; Metallurgy | 7 | Expired |
| US5275757A | Liquid crystal compounds and liquid crystal display devices | Chemistry; Metallurgy | 7 | Expired |
| US4388287A | Process for producing sodium percarbonate | Chemistry; Metallurgy | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.