Hitoshi Sugimoto
149Patents
33h-index
133Co-inventors
93Inventor score
Filing activity: Sep 16, 1980 → Sep 7, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5509140A | Replaceable ink cartridge | Performing Operations; Transporting | 152 | Expired |
| US5557310A | Ink container with ring-shaped ink absorbing member | Performing Operations; Transporting | 118 | Expired |
| US5502464A | Fixater and recording apparatus using the same | Performing Operations; Transporting | 107 | Expired |
| US5477246A | Ink jet recording apparatus and method | Physics | 102 | Expired |
| US5896143A | Ink jet recording apparatus | Performing Operations; Transporting | 78 | Expired |
| US5625384A | Ink jet recording apparatus and method using replaceable recording heads | Performing Operations; Transporting | 69 | Expired |
| US5359355A | Ink jet recording apparatus for recording with variable scanning speeds | Physics | 68 | Expired |
| US5633663A | Ink jet recording method and apparatus | Electricity | 64 | Expired |
| US5670997A | Recording means for enhancing removal of ink deposited on an ejection side surface thereof, ink jet recording apparatus having said recording means, and recovery method | Performing Operations; Transporting | 57 | Expired |
| US5500661A | Ink jet recording method | Electricity | 57 | Expired |
| US5395434A | Ink, ink-jet recording method, and ink-jet recording apparatus | Chemistry; Metallurgy | 51 | Expired |
| US5701995A | Packing case and opening method therefor | Performing Operations; Transporting | 49 | Expired |
| US5216450A | Ink jet head cartridge | Performing Operations; Transporting | 47 | Expired |
| US5898443A | Ink-jet printing apparatus and method for test printing using ink and an ink improving liquid | Performing Operations; Transporting | 47 | Expired |
| US5594478A | Ink jet recording apparatus for divisionally driving a recording head with a plurality of ink jet orifices grouped into blocks | Physics | 46 | Expired |
| US5166699A | Recording apparatus | Performing Operations; Transporting | 45 | Expired |
| US5604520A | Ink jet recording method using different mask patterns | Physics | 42 | Expired |
| US5485179A | Ink-jet recording apparatus and temperature control method therefor | Performing Operations; Transporting | 41 | Expired |
| US6102537A | Method and apparatus for ink-jet printing | Physics | 39 | Expired |
| US6663233B2 | Inkjet printing apparatus and ink supplying method | Performing Operations; Transporting | 39 | Expired |
| US5894314A | Ink jet recording apparatus using thermal energy | Performing Operations; Transporting | 39 | Expired |
| US5831642A | Ink jet recording method and apparatus | Physics | 39 | Expired |
| US6832825B1 | Test pattern printing method, information processing apparatus, printing apparatus and density variation correction method | Performing Operations; Transporting | 39 | Expired |
| US6007182A | Ink-jet recording method employing inks of different characteristics and apparatus therefor | Performing Operations; Transporting | 39 | Expired |
| US5798775A | Ink jet recording apparatus | Performing Operations; Transporting | 38 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.