| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Australia | 3 | |
| #3 | Canada | 2 | |
| #4 | Norway | 2 | |
| #5 | Czechoslovakia | 1 | |
| #6 | German Democratic Republic | 1 | |
| #7 | Denmark | 1 | |
| #8 | Finland | 1 | |
| #9 | Hungary | 1 | |
| #10 | Ireland | 1 | |
| #11 | New Zealand | 1 | |
| #12 | Sweden | 1 | |
| #13 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Measuring electric variables |
| # | Name | Total Patents |
|---|---|---|
| #1 | Helander Per Olof Folkesson | 7 |
| #2 | Lundstrom Kurt Ingemar | 4 |
| #3 | Helander Per | 3 |
| #4 | Lundstroem Ingemar | 3 |
| #5 | Lundstroem Kurt Ingemar | 3 |
| #6 | Mcqueen Douglas | 3 |
| #7 | Masson Parvesh | 3 |
| #8 | Helander Per Olof Folkessen | 2 |
| #9 | Helander Per O F | 2 |
| #10 | Helander P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI913597A0 | A detector. | |
| GB9022146D0 | Improved test method | |
| IE900388L | Sensor | |
| GB8922909D0 | Assay method | |
| GB8902417D0 | Spectroscopy | |
| GB8902415D0 | Sensor | |
| CA1234502A | Method for analysis of a sample of a substance by means of photoacoustic or optothermal spectroscopy and a sample carrier for performing of the method | |
| DK447681A | Photothermic procedure for studying the light absorption of a test substance |