Minoru Katayama
20Patents
8h-index
32Co-inventors
75Inventor score
Filing activity: Apr 2, 1979 → Jun 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6488590B2 | Indoor skiing ground facilities having lighting fixtures | Human Necessities | 41 | Expired |
| US4290109A | Electric monitoring method and apparatus for electric system of automotive vehicle | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4899081A | Fluorescent display device | Electricity | 23 | Expired |
| US6671973B2 | Surface texture measuring instrument and a method of adjusting an attitude of a work for the same | Physics | 18 | Expired |
| US6508717B2 | Skiing facilities capable of changing shape of surface of ski slope and method for changing shape of surface of ski slope of skiing facilities | Human Necessities | 17 | Expired |
| US7802777B2 | Liquid-filled vibration isolator | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US6745616B1 | Surface texture measuring machine, leveling device for surface texture measuring machine and orientation-adjusting method of workpiece of surface texture measuring machine | Physics | 13 | Expired |
| US7363181B2 | Straightness correcting method for surface texture measuring instrument, and surface texture measuring instrument | Physics | 9 | Active |
| US9091521B2 | Surface texture measuring apparatus | Physics | 5 | Active |
| US5911614A | Field emission device and method for manufacturing same | Electricity | 3 | Expired |
| US9902443B2 | Idler wheel and crawler-type travel device | Performing Operations; Transporting | 2 | Active |
| US6295824A | Snow producing system in which meltwater is reused | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US10668963B2 | Idler wheel, crawler-type travel device, and wear plate | Performing Operations; Transporting | 1 | Active |
| US6318110A | Artificial snow system with air roof | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US8214104B2 | Abnormal noise inspection method for anti-vibration device for vehicle use | Physics | 1 | Active |
| US11358662B2 | Idler wheel and method for manufacturing idler wheel | Performing Operations; Transporting | 1 | Active |
| US11618514B2 | Link assembly and seal assembly | Performing Operations; Transporting | 0 | Active |
| US6466884B2 | Surface texture measuring machine and method of correcting a measured value for the machine | Physics | 0 | Expired |
| US11175123B2 | Control method of surface characteristic measuring apparatus | Physics | 0 | Active |
| US8025273B2 | Liquid-filled anti-vibration mounting device | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.