PST INC.
7Patents
6Active
7Granted
40Portfolio score
Filing activity: Oct 17, 2002 → Mar 16, 2021 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6891712B2 | Field converter | Electricity | 2 | Expired |
| US12029579B2 | Apparatus for estimating mental/neurological disease | Physics | 0 | Active |
| US10485467B2 | Estimation device, program, estimation method, and estimation system | Human Necessities | 0 | Active |
| US12193818B2 | Information processing apparatus, method, and program | Human Necessities | 0 | Active |
| US11147487B2 | Estimation method, estimation program, estimation device, and estimation system | Physics | 0 | Active |
| US12251222B2 | Device for estimating mental/nervous system diseases using voice | Human Necessities | 0 | Active |
| US7327548B2 | Field converter | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.