Hiroyuki Hamada
54Patents
20h-index
72Co-inventors
91Inventor score
Filing activity: Mar 29, 1979 → Jan 9, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6728635B2 | Landmark update system and navigation device | Physics | 136 | Expired |
| US6788654B1 | Digital data receiver | Electricity | 99 | Expired |
| US6909891B2 | Mobile terminal, and automatic remote control system and automatic remote control method | Electricity | 87 | Expired |
| US6505120B2 | Navigation apparatus | Physics | 74 | Expired |
| US5398586A | Braided structure forming method | Textiles; Paper | 58 | Expired |
| US5361674A | Braiding apparatus for a tubular braid structure | Textiles; Paper | 54 | Expired |
| US8303532B2 | Pertioneal membrane function test method, peritoneal membrane function test apparatus and peritoneal membrane function test program | Human Necessities | 50 | Active |
| US5287790A | Method and apparatus for braiding in two braiding regions | Textiles; Paper | 42 | Expired |
| US5388497A | Braided structure forming apparatus | Textiles; Paper | 35 | Expired |
| US5333204A | Speaker system | Electricity | 35 | Expired |
| US5596695A | Interactive multi-media event-driven inheritable object oriented programming apparatus and method | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4230768A | Laminated light-polarizing sheet | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5396829A | Apparatus for multiple layer tubular braiding | Textiles; Paper | 31 | Expired |
| US6700505B2 | Lane guidance display method, and navigation device and recording medium for realizing the method | Physics | 29 | Expired |
| US6324292A | Speaker apparatus | Electricity | 28 | Expired |
| US6668227B2 | Navigation apparatus | Physics | 25 | Expired |
| US5385077A | Braid and braiding method | Textiles; Paper | 25 | Expired |
| US7303541B2 | Method for testing peritoneal function | Human Necessities | 24 | Expired |
| US6418374B2 | Navigation device | Physics | 23 | Expired |
| US6388582B2 | Lane guidance display method, and navigation device and recording medium for realizing the method | Physics | 23 | Expired |
| US8449496B2 | Method for testing peritoneum function and a peritoneal dialysis planning apparatus | Human Necessities | 20 | Active |
| US8444593B2 | Method for testing peritoneum function and a peritoneal dialysis planning apparatus | Human Necessities | 20 | Active |
| US8088094B2 | Planning method and apparatus for peritoneal dialysis and hemodialysis hybrid remedy | Human Necessities | 20 | Active |
| US6824863B1 | Fiber reinforced polypropylene-based composite material | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6424911B1 | Intersection display method, and map display unit and recording medium for realizing the method | Physics | 16 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.