TR

Tapani Ryhanen

VO Vaisala Oyj: 2 patents #2 of 14Top 15%
Overall (1997): #22,569 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5679902 Surface-micromachined symmetrical differential pressure sensor with electrodes patterned into multiple conducting areas — 1997-10-21
5641911 Method and apparatus for feedback-control of an asymmetric differential pressure transducer — 1997-06-24