Katsuhiko Shimada
30Patents
11h-index
51Co-inventors
78Inventor score
Filing activity: Sep 5, 1978 → Nov 20, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8720965B2 | Robot hand and robot | Electricity | 512 | Active |
| US4836642A | Cladding material for optical fiber | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4258319A | Surface defect detecting apparatus for use with rotating circularly shaped metallic material | Physics | 33 | Expired |
| US4490077A | Apparatus for continuously measuring flow rate of fine material flowing through transport pipe | Physics | 31 | Expired |
| US4798445A | Plastic optical fiber and process for producing the same | Performing Operations; Transporting | 26 | Expired |
| US4247819A | Apparatus for surface flaw detection on electrically conductive cylindrical material | Physics | 21 | Expired |
| US4966435A | Plastic optical fiber | Physics | 19 | Expired |
| US5155796A | Plastic optical fibers | Physics | 13 | Expired |
| US5022737A | Plastic cladding composition for plastic core optical fiber, and plastic core optical fiber prepared therefrom | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5111526A | Plastic optical fibers and process for the production thereof | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5117480A | Polymer composition and optical fiber having cladding composed of that composition | Physics | 11 | Expired |
| US5206926A | Plastic optical fiber cords | Performing Operations; Transporting | 10 | Expired |
| US5080508A | Plastic optical fibers | Physics | 9 | Expired |
| US5212762A | Plastic-clad silica (PCS) fibers and methods and apparatuses for producing the same | Physics | 8 | Expired |
| US5238974A | Plastic cladding composition for silica or glass core optical fiber, and silica or glass core optical fiber prepared therefrom | Physics | 8 | Expired |
| US8359464B2 | Quarantine method and system | Electricity | 6 | Active |
| US5136002A | Fluorine resin composition | Chemistry; Metallurgy | 6 | Expired |
| US5023302A | Process for preparation of methacrylimide group containing polymer and light-transmitting fiber comprising polymer made by the process | Chemistry; Metallurgy | 5 | Expired |
| US5963701A | Plastic optical fibers and optical fiber cables | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5121461A | Heat-resistant plastic optical fiber and process for the production thereof | Physics | 5 | Expired |
| US6453104B1 | Optical fiber cable and optical fiber cable with plug | Physics | 4 | Expired |
| US6584256B2 | Optical fiber cable and optical fiber cable with plug | Physics | 4 | Expired |
| US5146535A | Light-transmitting fiber | Chemistry; Metallurgy | 4 | Expired |
| US5223561A | Polymer composition and optical fiber having cladding composed of that composition | Physics | 4 | Expired |
| US9021253B2 | Quarantine method and system | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.