4. Plastic and nonmetallic article shaping or treating: processes
  5. Vacuum treatment of work
  6. To degas or prevent gas entrapment

Tatsuya Yoshikawa

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Escalator with high speed inclinded section

Conveyors: power-driven – Conveyor or accessory therefor specialized to convey people – By support means having a zone of varying speed
Reexamination Certificate

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Escalator with high speed inclined section

Conveyors: power-driven – Conveyor or accessory therefor specialized to convey people – By support means having a zone of varying speed
Reexamination Certificate

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Exhaust gas purifying catalyst

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
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Exhaust gas purifying catalyst

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Nitrogen or nitrogenous component
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Exhaust gas purifying catalyst and method for purifying...

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1126796

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