Harima Chemicals, Incorporated
82Patents
46Active
82Granted
49Portfolio score
Filing activity: Apr 30, 1975 → Mar 22, 2021 · 15 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7262511B2 | Conductive adhesive agent with ultrafine particles | Electricity | 153 | Expired |
| US5453582A | Circuit board to be precoated with solder layers and solder circuit board | Emerging Cross-Sectional Technologies | 52 | Expired |
| US9221132B2 | Solder alloy, solder paste, and electronic circuit board | Performing Operations; Transporting | 52 | Active |
| US5296649A | Solder-coated printed circuit board and method of manufacturing the same | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5118029A | Method of forming a solder layer on pads of a circuit board and method of mounting an electronic part on a circuit board | Electricity | 37 | Expired |
| US7081214B2 | Electroconductive metal paste and method for production thereof | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5145532A | Solder precipitating composition | Electricity | 25 | Expired |
| US5201944A | Size composition for papermaking | Textiles; Paper | 25 | Expired |
| US8414739B2 | Filled paper and method of manufacturing the same | Chemistry; Metallurgy | 23 | Expired |
| US5211763A | Soldering flux composition | Performing Operations; Transporting | 20 | Expired |
| US5158697A | Deinking agent for reproduction of printed waste papers | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5167729A | Soldering flux | Performing Operations; Transporting | 17 | Expired |
| US6234381A | Water-base binder for aluminum material brazing, brazing composition, and method of brazing with the composition | Performing Operations; Transporting | 17 | Expired |
| US5189189A | Method of purifying polyunsaturated aliphatic compounds | Chemistry; Metallurgy | 15 | Expired |
| US7452797B2 | Solder deposition method and solder bump forming method | Electricity | 12 | Expired |
| US5907007A | Soldering flux | Performing Operations; Transporting | 11 | Expired |
| US4851153A | Conductive high molecular weight composition | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7569164B2 | Solder precoating method | Emerging Cross-Sectional Technologies | 9 | Active |
| US5059272A | Method for the manufacture of electronic circuits utilizing a composition with insulating and electroconductive properties | Emerging Cross-Sectional Technologies | 9 | Expired |
| US3980630A | Method for preparation of emulsifier for emulsion polymerization | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5021269A | Method for forming a metal film on the surface of a substrate metal | Electricity | 9 | Expired |
| US5601228A | Solder-precipitating composition and mounting method using the composition | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5986017A | Toner binder for flash fixing, toner, electrostatic photographic printing method and apparatus therefor | Physics | 7 | Expired |
| US5399660A | Sizing agent composite for papermaking | Chemistry; Metallurgy | 6 | Expired |
| US5780399A | Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition | Mechanical Engineering; Lighting; Heating | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.