Makoto Tokunaga
18Patents
6h-index
22Co-inventors
66Inventor score
Filing activity: Jul 6, 1993 → Oct 27, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5375043A | Lighting unit | Emerging Cross-Sectional Technologies | 352 | Expired |
| US5677702A | Display unit incorporating light guiding plate | Physics | 35 | Expired |
| US6262278A | Stereoselective ring opening reactions | Chemistry; Metallurgy | 19 | Expired |
| US6448414B1 | Hydrolytic kinetic resolution of cyclic substrates | Chemistry; Metallurgy | 15 | Expired |
| US6800766B2 | Hydrolytic kinetic resolution of cyclic substrates | Chemistry; Metallurgy | 11 | Expired |
| US7220870B2 | Hydrolytic kinetic resolution of cyclic substrates | Chemistry; Metallurgy | 9 | Expired |
| US6841667B2 | Nucleophilic kinetic resolution of cyclic substrates using silyl azides | Chemistry; Metallurgy | 3 | Expired |
| USD1051992S1 | Puzzle toy | General | 1 | Active |
| US9636576B2 | Gaming system and gaming device | Human Necessities | 1 | Active |
| US5532402A | Process for producing optically active hydroxyalkylphosphonates | Chemistry; Metallurgy | 1 | Expired |
| USD1065661S1 | Lamp | General | 1 | Active |
| US7619003B2 | Process for producing optically active compound | Performing Operations; Transporting | 0 | Expired |
| US6872835B2 | Process for preparation of fused pyrroles | Chemistry; Metallurgy | 0 | Expired |
| US9469621B2 | Method for producing multisubstituted biphenyl compound and solid catalyst to be used therein | Emerging Cross-Sectional Technologies | 0 | Active |
| US11232581B2 | Information processing apparatus, information processing method, and recording medium | Physics | 0 | Active |
| US11989910B2 | Moving body and position estimation method | Electricity | 0 | Active |
| US11123463B2 | Blood purification apparatus | Human Necessities | 0 | Active |
| US12125230B2 | Information processing device and information processing method for estimating locations or postures of devices based on acquired environment information | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.