Naoki Sugiyama
83Patents
14h-index
102Co-inventors
87Inventor score
Filing activity: Dec 19, 1990 → Mar 4, 2025
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD708608S1 | Tablet | General | 152 | Active |
| USD633471S1 | Headphone | General | 125 | Expired |
| USD683325S1 | Mobile phone | General | 90 | Active |
| USD673131S1 | Mobile phone | General | 70 | Active |
| USD702681S1 | Tablet | General | 44 | Active |
| US6207728A | Photo-curable composition and photo-cured product | Chemistry; Metallurgy | 24 | Expired |
| USD679682S1 | Earphone | General | 24 | Active |
| US10046716B2 | In-vehicle camera and vehicle control system | Performing Operations; Transporting | 22 | Active |
| USD610129S1 | Earphone | General | 22 | Expired |
| USD637180S1 | Earphone | General | 20 | Expired |
| US6495636B2 | Oxetane compound, oxetane copolymer, and process for producing the oxetane compound | Chemistry; Metallurgy | 16 | Expired |
| US5973186A | Process for producing acrylonitrile or methacrylonitrile from propane or isobutane by ammoxidation | Emerging Cross-Sectional Technologies | 14 | Expired |
| USD930610S1 | Speaker | General | 14 | Active |
| US6051665A | Coating composition | Chemistry; Metallurgy | 14 | Expired |
| US8237937B2 | Apparatuses, methods, and computer readable medium for processing image data based on property information to enhance usability of the image data | Electricity | 14 | Active |
| USD651188S1 | Mobile phone | General | 13 | Expired |
| USD507560S1 | Speaker box | General | 12 | Expired |
| US9690997B2 | Recognition object detecting apparatus | Physics | 12 | Active |
| USD714254S1 | Media player | General | 11 | Active |
| US6080882A | Process for producing acrylonitrile or methacrylonitrile from propane or isobutane by ammoxidation | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7133154B2 | Image forming apparatus and masking coefficient calculation method | Electricity | 10 | Expired |
| US9754174B2 | Object detection apparatus | Physics | 10 | Active |
| US7710599B2 | Image processing apparatus, image processing method, and image processing program | Electricity | 9 | Active |
| USD581398S1 | Speaker box | General | 9 | Expired |
| USD587227S1 | Disc player | General | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.