Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Raymond D. Massey — 6 Patents

ZPZip Heaters (Aust) Pty: 3 patents #2 of 10Top 20%
ZLZip Heaters (Australia) Pty Limited: 3 patents #3 of 10Top 30%
Blaxland, AU: #11 of 109 inventorsTop 15%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Raymond D. Massey has been granted 6 US patents while listed as an inventor at Zip Heaters (Aust) Pty. The first was granted in 1982 and the most recent in November 1997. Raymond D. Massey ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Raymond D. Massey in Blaxland, AU.

Patents per Year

Patents granted per year, 1982 to 1997Bar chart with a peak of 2 patents in 1982.peak 21982: 2 patents19821984: 1 patents19841992: 2 patents19921997: 1 patents1997

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5692096 Protection and control of continuous boiling water units David McLeod Massey, Wieslaw Henryk Sliwa, Philip Ross Pepper 1997-11-25
5103859 Float chamber Christopher Reed Martin 1992-04-14
5099825 Boiling water units Christopher Reed Martin, Stephen J. Chaplin 1992-03-31
4455477 Electric boiling water heater Leonard Newsam 1984-06-19
4355452 Method of forming a mounting for a tank cover Vincent Di Santo 1982-10-26
4354094 Thermostatically controlled electric continuous water heating unit Leonard Newsam 1982-10-12