Inventor · disambiguated record
H. John Sidaway
Also filed as: SIDAWAY H JOHN
5 granted patents·231 citations·filing 1980–1995
84Inventor score
Files withHANCOR INC5
Top patents by PatentIndex Score
5 records- 0188US4709723ASeptic tank for alternative sewer systemsHANCOR INC·Filed 1986·Granted Dec 1, 1987·67 cites·16 claims
- 0283US5556231ASeverable leaching chamber with end capHANCOR INC·Filed 1994·Granted Sep 17, 1996·67 cites·14 claims
- 0379US4527319AMethod and apparatus for manufacturing foldable conduitHANCOR INC·Filed 1981·Granted Jul 9, 1985·41 cites·57 claims
- 0470US5669733AAngled adapter for a leaching chamber systemHANCOR INC·Filed 1995·Granted Sep 23, 1997·46 cites·18 claims
- 0551US4296891AExpandable core for rolls of tubingHANCOR INC·Filed 1980·Granted Oct 27, 1981·10 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →