Griffon Corp. (GFF: chart), operates as a diversified manufacturing company, said that its first-quarter net earnings increased to $8.47 million, or 27 cents per share compared with $6.78 million, or 22 cents per share, in the year-ago period. Revenue climbed to $434.3 million versus $358.5 million in the same period a year earlier.

Bookham Inc. (BKHM: chart), maker of optical components used in telecom networks, reported a second-quarter net loss of $21.3 million, or 31 cents per share, compared with a net loss of $11.9 million, or 28 cents per share, in the year-ago period. Revenue declined to $56.3 million against $60.7 million in the same period a year earlier.

Occam Networks Inc. (OCNW: chart), equipment to telecommunications companies provider, said that its fourth-quarter net earnings increased to $863,000, or 4 cents per share, compared with $443,000, or three cents per share, in the same quarter last year. Excluding certain items, the company posted a per-share profit of 8 cents per share. Revenue jumped to $20.1 million versus $12.9 million in the same quarter a year ago.

Aviza Technology Inc. (AVZA: chart), semiconductor capital equipment maker, reported a first-quarter net profit of $1.13 million, or 7 cents per share. In the same quarter last year, the company posted a net loss of $4.63 million, or $1.25 per share. Revenue surged to $62.2 million from $28.9 million in the same quarter a year earlier.

Chevron Corp. (CVX: chart), oil and gas giant, said that its fourth-quarter earnings declined to $3.77 billion, or $1.74 per share, compared with a year-ago profit of $4.14 billion, or $1.86 per share. The San Ramon, Calif., oil and gas giant said a sharp decline in U.S. natural gas prices in the latest quarter compared to last year offset improved operating performance from its oil and gas fields and refineries, especially in the U.S. Total revenue and other income declined to $47.75 billion from $53.79 billion in the same period a year earlier.