DELTA TOOLING CO., LTD.
125Patents
60Active
125Granted
51Portfolio score
Filing activity: Jun 16, 1995 → Jan 11, 2019 · 21 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6670018B2 | Net fabric to be processed into net product | Emerging Cross-Sectional Technologies | 77 | Expired |
| US6302487A | Seat having a three-dimensional net | Performing Operations; Transporting | 72 | Expired |
| US6315364A | Cushion and seat each having net-like skin | Textiles; Paper | 66 | Expired |
| US6489000B1 | Cushion having a three-dimensional net | Emerging Cross-Sectional Technologies | 56 | Expired |
| US7275793B2 | Seat | Textiles; Paper | 48 | Expired |
| US6612653B2 | Retractable headrest for seat assembly | Performing Operations; Transporting | 38 | Expired |
| US7219923B2 | Device for determining kind of load on seat, seat, and bio-signal detector | Performing Operations; Transporting | 38 | Expired |
| US7416256B2 | Base net supporting mechanism for seat and seat structure thereof | Performing Operations; Transporting | 34 | Active |
| US7532964B2 | Driver seat system and awakening device | Performing Operations; Transporting | 34 | Active |
| US7281766B2 | Seat structure | Performing Operations; Transporting | 33 | Expired |
| US7025423B2 | Seat structure | Performing Operations; Transporting | 33 | Expired |
| US6644752B2 | Folding seat having a belt member | Performing Operations; Transporting | 31 | Expired |
| US7971939B2 | Seat structure | Performing Operations; Transporting | 29 | Expired |
| US8251447B2 | Bio-signal analyzer, seat and bio-signal analyzing method | Performing Operations; Transporting | 29 | Active |
| US7496457B2 | Load body state judging device, vehicle seat and computer program | Performing Operations; Transporting | 28 | Expired |
| US7104607B2 | Seat | Performing Operations; Transporting | 27 | Expired |
| US7731294B2 | Seat | Performing Operations; Transporting | 26 | Expired |
| US9827879B2 | Power seat slide device and vehicle seat | Performing Operations; Transporting | 25 | Active |
| US9149231B2 | Alcohol-drinking detecting system and computer program | Performing Operations; Transporting | 24 | Active |
| US7255394B2 | Lumbar support, cushion for seat, and seat structure | Performing Operations; Transporting | 20 | Expired |
| US7481493B2 | Seat structure | Performing Operations; Transporting | 20 | Expired |
| US6336627B1 | Suspension unit having a magneto-spring | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US9376044B2 | Vehicle seat | Performing Operations; Transporting | 18 | Active |
| US7455366B2 | Thin sheet | Human Necessities | 18 | Expired |
| US6485103B1 | Structural unit having net member incorporated therein, seat and method for treating end section of net member | Human Necessities | 18 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.