Toa Electronics Ltd.
Tokyo, JP· latest recorded location
Toa Electronics Ltd. is named on 6 US grants and 0 published applications in this corpus. Its most frequent classification is G01N (Investigating or analysing materials by determining their chemical or physical properties).
- Granted patents
- 6
- Published applications
- 0
- Inventors
- 12
- Granted in 2026 so far
- 0
- Most recent grant
- 4 May 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
By publication year.
Technology areas
Share of 6 documents
Recent patents
- Method of measuring concentration of nonelectrolyte in electrolyte solution, method of preparing mixed solution containing electrolytes and nonelectrolytes and apparatus for preparing the solution4 May 1999US 5,900,136 A
- Method of measuring concentration of nonelectrolyte in electrolyte solution, method of preparing mixed solution containing electrolytes and nonelectrolytes and apparatus for preparing the solution9 Jun 1998US 5,762,769 A
- Method of manufacturing an electrode for measuring pH12 Nov 1996US 5,573,798 A
- Method of determining type of plastics30 Apr 1996US 5,512,752 A
- Electrode for measuring PH2 Jan 1996US 5,480,534 A
No published applications.
Most cited
By later US patents
- Method of measuring concentration of nonelectrolyte in electrolyte solution, method of preparing mixed solution containing electrolytes and nonelectrolytes and apparatus for preparing the solution37US 5,900,136 A1999
- Electrode for measuring pH13US 5,320,735 A1994
- Method of determining type of plastics9US 5,512,752 A1996
- Electrode for measuring PH7US 5,480,534 A1996
- Method of measuring concentration of nonelectrolyte in electrolyte solution, method of preparing mixed solution containing electrolytes and nonelectrolytes and apparatus for preparing the solution5US 5,762,769 A1998