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Bertil R. L. Werjefelt

📍 Kaneohe, HI: #1 of 11 inventorsTop 10%
🗺 Hawaii: #25 of 189 inventorsTop 15%
Overall (2018): #163,900 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9956440 Oxygen supply with carbon dioxide scrubber for emergency use 2018-05-01
9914546 Electro-optical emergency vision apparatus David R. Jenkins 2018-03-13